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跪求高手给答案
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w& e' \5 H4 l! W: k可以的话 解释一下原因 谢谢大家 4 e$ H6 A9 X1 I4 }; U* d7 k# R
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6 `. C o6 e0 e. }2 [# P" J1 Y1.Which of the following are best practices with respect to backing?0 y( \2 e5 ]# S7 N/ I) p
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A)Back at 10km/h
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B)All of the answers are correct5 h' V: t5 O+ `1 w3 |. y& `; O
! P1 z( R' S9 j$ k4 v C)Back to the blind side of the vehicle( _- {( |( |! f! ~. F# X: h# G5 P
9 C8 z* N7 |5 a0 S; u6 V/ v D)Avoid backing whenever possible
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2.If you can't avoid a collision, what is the best action to take to reduce injuries?! f+ `# y7 K, t6 f/ B
A)Lock your brakes and turn toward the ditch
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7 ~0 V; [6 R# |! N B)Use controlled braking and steering to collide with any objects at an angle
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C)Lock your brakes and steer hard to the left side of the highway; L' B* O( [2 O% @ G
- \4 G' C) B0 P, f; d/ A6 ^* l D)Slam on the brakes and hit head-on+ b0 S, u( g, I* x
2 B- ]0 `7 G/ _) A1 W 3.The most effective way to quickly stop a vehicle traveling at speeds greater than 60 km/h on wet pavement is to: p# M" P1 h8 F/ p: n' I
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A)Pump the brakes. q* P& `: i! Q+ D: @ o
# l9 \. X0 U8 N c4 Q B)Shift to a lower gear and squeeze the brakes# J; Z( a! V& d: A/ Q, W2 F7 Y2 o
/ Y+ a8 M: m n' p V) C C)Lock the brakes# M% p0 _: Y: V
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D)Threshold brake
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4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:
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A)Apply firm pressure on the brake pedal& s# U3 w- w' v$ A' X. j2 q. e& m
2 D0 h9 s; f, K+ f0 g$ v1 b B)Quickly pump the brake pedal/ s0 ~2 E6 R3 S, M5 _
. }, V/ F: }) E# Y- h i* Y- f% B# } C)Slowly pump the brake pedal
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+ e4 d( R' b0 j) X* C h D)Press on the brake pedal until you feel a pulsating, then ease up h+ p% Y$ y* u7 h% v( C
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5.What is the minimum distance ahead that you should look when driving?7 B4 A9 D( h5 \& K
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A)Four seconds ahead- P G/ \3 v i/ B' r& i2 K' \
% n" A. b- U/ L) C/ ^ B)12 to 15 seconds ahead; ]/ C6 `9 @- ]8 z5 b" [
@: T5 H0 W" {( `. k& K* P9 \ C) Four car lengths
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4 ?( B& ^( b* o: R' q* w C D) About 1 km# t5 }0 P& v8 G% J4 [5 h$ C
$ R A( m4 x; R7 l7 \( S W/ ? 6.Responsibility for the safe maintenance of any vehicle rests mainly with:: }( n$ s6 K: b$ F K1 o+ w- p
! }6 H R+ j& s! _) c A) The automotive department or service station
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* a" g) [7 j+ k2 Q" a3 b B) The owner/operator
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C) Law enforcement officers
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6 X) R2 a& y6 t9 ^9 f* [ D) The manufacturer
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9 R& j. ~6 l9 D N7 m, W2 F 7.The condition of tires on a vehicle is important because:0 s9 k8 u, m) A, g! R7 I
6 q2 k- S1 B( q# @) s A) Contact between tires and the road stop the vehicle
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4 @2 l# Y+ |* U) B B) All of the answers are correct
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7 U0 ^: Q: P7 X2 _' z+ k; D C) Tires provide traction
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D) Tires carry the vehicle's load& S& w) r9 w1 T2 K; B3 l
0 D1 m. _" e( H5 h5 C% O 8. A yellow traffic sign indicates:$ q9 G4 |9 m4 J7 I
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A) Roadside services! @1 K$ _% L# z# U
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B) A construction zone
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C) A general warning! w( T7 c. h5 f2 _- [; f
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D) A prohibitive message& V. ]* Q. ?- h6 u# w2 f' W& _
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9. You are driving on a highway when the left front tire suddenly goes flat. You should:
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( s6 u& R& X1 e" B3 J: ]6 | T) d; I A) Signal, pump brakes, and steer left5 v, s4 f8 b" \9 p6 m9 u
8 N3 ^" p$ Y6 ~4 f0 U B) Signal, pump brakes, and steer right
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C) Grip the wheel firmly, engage ABS brakes, and steer right
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D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes
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% @5 Q2 c; H/ f( @% k0 H: C/ r% Q7 ` 10. Properly understanding an anti-lock braking system:; w9 I+ U, K* Z* D, v7 e+ y
4 @6 u* @1 G# L/ t+ x A) Can help drivers be safer on the road
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* X# H. r4 d7 F" E) ^3 X' o% T B) All of the answers are correct, ?! n0 K K8 ~" `, ?. r
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C) Can greatly reduce the risk of injury
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D) Can reduce the risk of having a collision2 r- k% B+ @" t! H
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# J7 v E2 y$ z+ C6 M, r 11. You should return to your lane after passing another vehicle once:4 i2 I& p: i( U& t' d
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A) The other driver signals with the lights( p7 Q9 V4 |+ f+ o, @6 T% V/ Y) N
, I( h# {& _0 H6 F B) You can see the other vehicle in your rear-view mirror
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5 m7 o4 f f- i, c k8 v- G C) Your rear bumper passes the front bumper of the other vehicle
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D) You are 5 metres past the vehicle3 w; ~( K9 T- `3 ^8 N+ Y0 ~( U
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12. To be proactive and reduce the chance of road rage in other drivers, you should:
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3 K3 \+ F; M3 X- o A) Drive the same speed as all other drivers- M+ f Q X8 [2 w! Y }( m0 C9 @0 G2 n
5 D4 ]; Q+ ]( Q- ~2 a2 I7 } B) Signal 30 metres prior to turns in rural areas
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C) Keep a space cushion all around your vehicle0 V X% P2 f' Y8 k3 n: z, A3 w
( X7 v! `, b: h7 N& R, F: _ D) All of the answers are correct, l; `- s: v e) r6 x& I* ~
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13. The first thing you should do prior to backing out of a parking stall is:
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" ?2 a& F! u* F8 g2 X$ A A) Sound your horn twice, n5 G7 K3 }. m3 ]. r
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B) Proceed slowly5 H w% R$ `) |! G$ ?6 u/ |
* _/ r' S( m3 v8 ^: B0 L6 e C) Walk around the vehicle to check for hazards
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# d1 H: _7 |8 J# u% z- I% c+ @ D) Use your mirrors and look out the rear window- Z1 _6 M2 H: p I3 @$ Y
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. V' H |# k7 l0 ~3 E' Z 14. What causes most vehicle crashes?. A# k( h/ w. E* o$ u
2 L% A/ G% L5 ]- w" l; g$ M A) Traffic laws( L7 H; ]4 G4 k |( R: ]
: w* [' L {6 B( I8 ~' A B) Defects in the road6 G2 h) ^1 n O9 \( G" D6 o
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C) Human error
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D) Inadequate traffic controls% `+ Q9 o: _9 v5 i( _! |. x$ {
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15. A black/white or red/white traffic sign indicates:
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4 J1 j+ F& p% Y8 u3 F* e A) A construction zone! D3 z8 M! t* w, @3 Z( V
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B) A general warning
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9 ]# G! ` m, y. ]+ g4 M! `+ w G C) Roadside services9 o; P8 Y$ ~& ^6 ]% H
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D) A traffic regulation
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2 X* _5 n, J( q9 s6 T' h/ w6 z 16. A flashing red traffic control light always has the same meaning as:9 O6 @9 E z: ^" U* C# C
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A) A caution sign* H# V% B9 E+ ~4 O
3 C& `# F" S* ]* m* Y% r+ U7 T* ? ^B) A yield sign
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C) A stop sign" W# O' Y9 i: E A% U- `" { n+ b
* K$ Y @; h: b5 u1 K l2 yD) An ordinary red traffic light
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1 T! N- S2 T$ @; Q* J8 m17. The major factor contributing to cornering skids is:
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& M1 }" }! F- h, r. [( V A) Entering the corner too fast2 P2 e c0 T; r6 A. q' K: c
; w& O( ~9 ]: b( {, I4 yB) Driving with all season tires6 A# q. s& T* a! R( V* s/ R
8 J w# G w& z7 W- iC) Braking sharply while in the curve
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% T \; g, n+ SD) Being unfamiliar with the road and road conditions
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2 @& F+ D6 w! d; i) q 18. You will anticipate better when driving in a rural area if you:0 Q: n* q8 w8 h, [5 A/ V
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( ?8 O/ T. c8 E. g' z A) Check your mirrors every 30 seconds3 `% J" J1 a- i2 L/ v
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B) Scan at least 25 seconds ahead
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7 r$ }% R- s; B3 {( v 19. Maintaining a 4-second following distance in wet weather conditions is an example of:+ n4 ^' m9 F2 W' u8 j
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A) Time management: H, b- O/ J: p O( B
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B) Communication
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5 U q! U) o6 f# d C) Searching
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D) Managing space* [3 q* V/ U% k0 ~$ v: @* f) ]2 ]) E
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20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:
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A) A braking skid) D2 Q/ } n0 J; y# h5 x+ l
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B) A cornering skid
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C) Power steer) v( ~5 d/ L0 L' C( f2 |
9 U( P* G N H4 J D) Understeer
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- B3 F1 s( R) U$ C# x- v$ L 21. To keep a safe following distance in an urban area, a driver should:
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A) Keep at least a two car length following distance8 G( |. z" ^( U2 I0 G* L8 N% V
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B) Keep at least a 2- to 3-second following distance
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C) Keep at least a 12-second following distance. E- f% t; t7 e
6 [( w. \; B3 h* j- H D) Keep one car length for every 10km/h of speed
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