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跪求高手给答案
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, Q a3 W! F; ?. P- l6 L可以的话 解释一下原因 谢谢大家
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1.Which of the following are best practices with respect to backing?
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A)Back at 10km/h4 ~8 { b: Q) }& q4 S* z
$ G4 H4 N3 x I |, l X B)All of the answers are correct, {3 ?! r, R" w+ D' k
* _: {6 f+ z$ g9 J: } C)Back to the blind side of the vehicle
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D)Avoid backing whenever possible7 u+ s6 _ u: p5 J- ]5 S! F/ X
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2.If you can't avoid a collision, what is the best action to take to reduce injuries?6 D( P9 \, A [& U0 y$ {! q
A)Lock your brakes and turn toward the ditch
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) ^% Q- q5 Y( Q6 F B)Use controlled braking and steering to collide with any objects at an angle$ x2 Z4 V$ ~. E- Z/ L
( c" @0 Q [$ F1 Y( g# w3 D C)Lock your brakes and steer hard to the left side of the highway
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" O2 D: ?0 n7 a# c8 j D)Slam on the brakes and hit head-on% D6 I5 A& d& V& ~1 M k6 f$ ~
6 D5 z& V: c6 s+ c i 3.The most effective way to quickly stop a vehicle traveling at speeds greater than 60 km/h on wet pavement is to:! _. U! [2 @$ o5 D9 c) ~
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A)Pump the brakes/ L- S8 C% O/ A0 l' m6 A: r0 L
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B)Shift to a lower gear and squeeze the brakes
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( a; j. J# N0 o C)Lock the brakes9 r" U: d; O9 f% G6 g4 m
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D)Threshold brake
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$ p, ?) V6 H" N/ m 4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:
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. ?" g) y. t$ w6 P3 n A)Apply firm pressure on the brake pedal3 l, l1 ?4 b. _; d; O
8 S" F& v+ J. Q: R6 ]8 z B)Quickly pump the brake pedal5 I. h' g" T# |. S$ I" |
5 Y' }! L1 e S5 X8 X. G C)Slowly pump the brake pedal# ^5 ]) k U" {7 |* C( }+ v1 U4 D) F
- I1 d& J5 u& h: ^2 N D)Press on the brake pedal until you feel a pulsating, then ease up
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5.What is the minimum distance ahead that you should look when driving?
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( S1 w6 i" ]2 F6 v3 t A)Four seconds ahead% ^" @0 @0 ~% ^" _
$ W2 ^+ m6 |2 A. n, C! E B)12 to 15 seconds ahead5 D/ z) I3 c1 I9 d7 k, _( B6 x [
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C) Four car lengths
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% y1 F" [1 O* e2 p h D) About 1 km
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6.Responsibility for the safe maintenance of any vehicle rests mainly with:4 A3 a+ S& e; _& B/ _) T( {
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A) The automotive department or service station
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B) The owner/operator* A) \1 r2 r/ |. U
6 @+ [, c1 o6 E" b4 X, b+ b C) Law enforcement officers s5 _) N5 F; m% y: n2 L/ Z$ V9 b
2 L5 j D* e8 A. R a8 j( i2 M D) The manufacturer1 v; B7 L; V; D' p1 ?5 ]
0 q0 q7 |, {* E) |5 n4 W5 s 7.The condition of tires on a vehicle is important because:
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" D% c2 f+ r* a# R. F* V" S A) Contact between tires and the road stop the vehicle
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B) All of the answers are correct6 x H- O5 a* ?# |# b
* f/ v3 u2 z4 C4 M C) Tires provide traction
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D) Tires carry the vehicle's load/ V5 ~& I. Y: r, S" T! c! M0 I
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8. A yellow traffic sign indicates:3 `0 {/ n; c' S% z2 _
% P) i7 K; r2 r" D4 P( C( k A) Roadside services1 z! |" @, n! ~
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B) A construction zone
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% |' h/ f0 V! @# h/ y% @ C) A general warning# l% ] W( U9 Z8 A# {9 `8 i& N) q
3 o! d4 I2 S+ L& J D) A prohibitive message
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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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A) Signal, pump brakes, and steer left. }# o* F6 \. C9 r4 H
/ ]: f" N. _9 Z! n' Q B) Signal, pump brakes, and steer right
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C) Grip the wheel firmly, engage ABS brakes, and steer right e( A8 v5 e0 c- n" I# K# @# b
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D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes
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& c2 T1 S# b5 i+ J |( `5 u/ Y! g G 10. Properly understanding an anti-lock braking system:9 s9 e% E9 G1 v, r
$ D7 D( q% z+ c A- R3 f7 U- t A) Can help drivers be safer on the road
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B) All of the answers are correct+ N( I) ]4 k1 U) W$ I3 T
: a6 Z" ~7 d: ~ C) Can greatly reduce the risk of injury
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D) Can reduce the risk of having a collision+ P# @8 o1 i/ u* v+ K
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11. You should return to your lane after passing another vehicle once:
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# u* R5 }9 y% m1 j8 u, V$ L# o A) The other driver signals with the lights8 c; u" J6 g* F
/ c3 ~: c" F- s3 a e/ u5 G B) You can see the other vehicle in your rear-view mirror* p5 ~9 J$ F9 c& b: _, c
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C) Your rear bumper passes the front bumper of the other vehicle3 f) S. H# u% o0 B3 m& \
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D) You are 5 metres past the vehicle! Z7 ]. w* i; g* e9 _
! t* q6 @) U0 d- i 12. To be proactive and reduce the chance of road rage in other drivers, you should:
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9 [% T' h$ p8 V! ~; [ c4 f7 w2 V$ | A) Drive the same speed as all other drivers' s+ M8 `% b( \( S0 z% D) w7 p) S3 I
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B) Signal 30 metres prior to turns in rural areas
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+ y, L7 ]8 B/ b( l! F3 x* l* ~ C) Keep a space cushion all around your vehicle
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a9 M! I% O+ o- g$ W* j/ R D) All of the answers are correct1 T& y% R& y, B$ F& }* S) ^- ]' C
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13. The first thing you should do prior to backing out of a parking stall is: w$ n2 u8 ~; K- M* ^1 \* c% A
6 w' X3 v; [& N1 w A) Sound your horn twice( {; @4 U: o1 o3 E- i+ U! p
. h3 f8 s/ z, z' g" b B) Proceed slowly
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C) Walk around the vehicle to check for hazards
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D) Use your mirrors and look out the rear window
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14. What causes most vehicle crashes?
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/ f0 E; v' p2 ?* j+ ] A) Traffic laws! z. K+ O! |& D5 `% u, Y8 f) l
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B) Defects in the road
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C) Human error
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D) Inadequate traffic controls
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15. A black/white or red/white traffic sign indicates:% q: r& s5 t2 O6 B# h
$ M0 A1 o' l2 X6 d A) A construction zone
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# ?: i* l5 H5 C; z n$ Q" SB) A general warning
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C) Roadside services
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8 j8 v5 u; ]" t c! Y1 O- c) _D) A traffic regulation" U6 v4 P" q; H4 [. T
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) ~6 @; V+ T7 v: f 16. A flashing red traffic control light always has the same meaning as:% K' D8 a& T1 s' |; y/ ?5 Z
: Z$ h0 T- H8 W& P6 KA) A caution sign
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: |, W- r9 U$ G5 o) ?$ ]1 kB) A yield sign O6 e. U8 _' A# F) `( n
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C) A stop sign
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2 q) W& R& S3 _D) An ordinary red traffic light
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, m+ w9 n' \1 @+ w9 L p+ V17. The major factor contributing to cornering skids is:
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A) Entering the corner too fast
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B) Driving with all season tires
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C) Braking sharply while in the curve* a" a I5 f! Z; A) E, p6 v4 O
; @# d+ h4 e2 o9 `( a: D" oD) Being unfamiliar with the road and road conditions
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18. You will anticipate better when driving in a rural area if you:
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A) Check your mirrors every 30 seconds
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B) Scan at least 25 seconds ahead. ^6 i! T, S1 s+ z+ h/ c
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- G( x1 x5 C# S2 I 19. Maintaining a 4-second following distance in wet weather conditions is an example of:
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A) Time management) j m# o. A3 c3 p9 o
^9 @4 D# C, N) Z9 ?" f B) Communication
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C) Searching
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9 D/ m6 b; I2 U1 p W5 _7 d3 [; { D) Managing space
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1 G. { `, q* H; w+ z/ a 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, H: D/ o. v# P
1 S3 l- \- Q. [1 F P B) A cornering skid/ M6 m: D! F0 J7 Q6 X8 H
1 T% H2 M$ Z! [* ?- K5 _% q" l( F C) Power steer( K; O" |0 q) W$ |
! q! J% r! v) q& N' Q& u D) Understeer
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& v9 T! T' e m8 x& y8 c6 i 21. To keep a safe following distance in an urban area, a driver should:8 R8 }: E3 w9 H% O% K
q% z( |+ W& q A) Keep at least a two car length following distance
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" Q0 d0 w1 G) r# C2 z; p8 Z+ y% b B) Keep at least a 2- to 3-second following distance
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C) Keep at least a 12-second following distance
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D) Keep one car length for every 10km/h of speed
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