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跪求高手给答案
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可以的话 解释一下原因 谢谢大家 e7 D M7 t& ~: g" T9 t
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: Q' ]3 z( h* `1.Which of the following are best practices with respect to backing?
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; m5 J, R6 G* w' F A)Back at 10km/h' u: B: @- G5 s+ e
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B)All of the answers are correct
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) ]' v5 b: R3 |6 a: l0 O C)Back to the blind side of the vehicle
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D)Avoid backing whenever possible x( X8 [, q1 ~! G
0 ~$ T' s2 T* A. a" ]8 p 2.If you can't avoid a collision, what is the best action to take to reduce injuries?7 F2 l" e1 R; }6 N$ k9 b- M
A)Lock your brakes and turn toward the ditch6 W4 G: w8 Q: f9 a0 F9 c5 B
* G0 q# S. ^4 a* I/ R B)Use controlled braking and steering to collide with any objects at an angle4 U! u) ~" M3 V6 R! k
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C)Lock your brakes and steer hard to the left side of the highway
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D)Slam on the brakes and hit head-on" X: h. {: v) l- R$ O0 a, V
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3.The most effective way to quickly stop a vehicle traveling at speeds greater than 60 km/h on wet pavement is to:
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. J9 m7 y9 U' \8 U$ U9 K A)Pump the brakes
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B)Shift to a lower gear and squeeze the brakes- w' I: l! [( g8 ^& y, u5 u7 M9 |* O
1 ?4 t2 e# m2 H& T, A" \) Z C)Lock the brakes
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# L7 V+ r4 D/ y D)Threshold brake; l' b+ a1 i% u' ]# s
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+ Q; j8 S6 o2 ]+ Z6 \" c 4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:
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" |0 f ?; G6 A$ u* E8 F A)Apply firm pressure on the brake pedal
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0 Q% I! j9 d8 g" U8 X& B9 N) z B)Quickly pump the brake pedal3 w% ?9 ^; K; _0 y0 [6 T+ x8 y
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C)Slowly pump the brake pedal4 g- t; R* X0 z
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D)Press on the brake pedal until you feel a pulsating, then ease up( N( g+ f7 m+ E9 N- W
c7 p" i! ^2 D. W8 b' q. K 5.What is the minimum distance ahead that you should look when driving?, \7 d) F8 r! q$ X
" }6 ^# j8 \5 S/ c/ \- g | A)Four seconds ahead) V" ?: L. N, y
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B)12 to 15 seconds ahead
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6 g2 @: F8 y+ r r C) Four car lengths/ a" n) Q. w$ E" ]4 i) \- R
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D) About 1 km
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; \3 V. a1 H4 R' ~. y. c1 D2 a 6.Responsibility for the safe maintenance of any vehicle rests mainly with:
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A) The automotive department or service station% ]8 G# @) g3 k+ X( y- u U
) H; A; U* Q/ r1 a B) The owner/operator
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0 H. {* A+ c( U( K% a C) Law enforcement officers) O+ F# H9 d: t5 L( ^
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D) The manufacturer1 M3 m! N/ T$ c( i& i6 I& m1 X- H
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7.The condition of tires on a vehicle is important because:
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A) Contact between tires and the road stop the vehicle" @' g9 g3 w4 @! u) E9 m0 z
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B) All of the answers are correct
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C) Tires provide traction2 l. M8 V8 Z" I1 [2 z" I* z) ?
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D) Tires carry the vehicle's load* P2 W2 p; I# Z/ p
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8. A yellow traffic sign indicates:' U3 G x/ v6 N
7 i1 M6 d" Z2 ?* n# U9 m A) Roadside services: X' p, J6 Y) h& p/ ^# E
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B) A construction zone
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& m9 ]6 D- G9 b7 \ C) A general warning- f& h& @8 b; _' K' s, K$ G
+ n c1 @8 [, I' I) u! u6 n" y D) A prohibitive message
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: k8 I$ M3 W) K/ W | 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( x' ^! G2 L/ H4 F1 @0 `
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B) Signal, pump brakes, and steer right
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. u% P) K- @- g5 W9 k C) Grip the wheel firmly, engage ABS brakes, and steer right
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- L$ L4 e& L" o0 t; Y& n0 O D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes
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10. Properly understanding an anti-lock braking system:
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A) Can help drivers be safer on the road- U! |( }+ V$ u" M
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B) All of the answers are correct
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C) Can greatly reduce the risk of injury
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D) Can reduce the risk of having a collision
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11. You should return to your lane after passing another vehicle once:
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w3 e) P, ^9 W9 T" j2 b4 e+ k A) The other driver signals with the lights$ @* \: ^5 B! b2 b9 |- @, {
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B) You can see the other vehicle in your rear-view mirror
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C) Your rear bumper passes the front bumper of the other vehicle# v! h* p. F5 q' z- d0 b
5 E: [- g& `4 k+ H/ A D) You are 5 metres past the vehicle$ [2 |7 \! y# F3 K
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12. To be proactive and reduce the chance of road rage in other drivers, you should:& x! S# f" r6 u( P7 E# z/ C4 S+ G4 D
4 J2 H# e' y) o: J+ k' ~# W! Q A) Drive the same speed as all other drivers
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B) Signal 30 metres prior to turns in rural areas
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6 `, T; U* o4 Q# g# i( k, k C) Keep a space cushion all around your vehicle
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7 c7 _9 y' }0 ]2 V D) All of the answers are correct
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13. The first thing you should do prior to backing out of a parking stall is:
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A) Sound your horn twice
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* E- i3 w o; [. N2 N B) Proceed slowly* u# n% `: J! O/ q( s0 x
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D) Use your mirrors and look out the rear window' H) ?# x' }! g4 F( b U
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14. What causes most vehicle crashes?. d1 r1 N, R( j# f: o& {6 M8 c; B0 ^
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A) Traffic laws" N3 A3 P: V# u# }+ j: q
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B) Defects in the road
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C) Human error4 R! H+ r) Y1 B) m. Y4 K. G
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D) Inadequate traffic controls
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2 o5 V9 E0 T% n5 \: @: S L 15. A black/white or red/white traffic sign indicates:
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/ W% l& E+ ?0 P+ h' M A) A construction zone
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- B& q" o7 e! FB) A general warning
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C) Roadside services
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D) A traffic regulation
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/ y( i8 D0 F% E) S9 g# z 16. A flashing red traffic control light always has the same meaning as:7 R6 \2 |$ K( E* ^
4 G: b' ?) ]' @+ V) E: L( `A) A caution sign0 P7 G! x8 N. g$ a; _5 C
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B) A yield sign
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C) A stop sign1 q: U# n! l. ~1 ?7 ~
/ p1 ^7 u# M! ^# L. SD) An ordinary red traffic light
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17. The major factor contributing to cornering skids is:
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! B: Q5 i; }2 T$ i7 S2 o A) Entering the corner too fast- t' w! l6 K( i4 p" ]
) L( O1 Q% d; u s* C- p2 S" bB) Driving with all season tires: k4 V8 _1 W- [+ A; |; K0 W3 V
& ~3 Q7 |( t, H# t% QC) Braking sharply while in the curve- [5 x8 Q) c" M I
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D) Being unfamiliar with the road and road conditions
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# X! g( R. c; k+ {. k 18. You will anticipate better when driving in a rural area if you:
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A) Check your mirrors every 30 seconds! q r1 _: F# z- @1 Z* T. e% K
! ^- V! n2 _% ^8 p B) Scan at least 25 seconds ahead p' L' O1 K$ v$ e* o+ }( C
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19. Maintaining a 4-second following distance in wet weather conditions is an example of:
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7 K' g& n) O- d: T8 H A) Time management$ O4 I5 A9 `6 N' J3 L) N3 I1 W. b
& s9 k9 o5 w# \- K* o B) Communication) Q( e) \2 q3 c
) D) D) g6 b2 v0 V C) Searching% v0 @# b; w9 l3 @4 O
3 d1 e1 W% A: T3 \# a. R" C8 I: m$ r D) Managing space* J$ C% o( m5 ?. b" h1 \' {
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/ b& l0 _( e& K7 f0 {% v- P y 20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:, S3 d( d g* l/ u/ Z; S0 H
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A) A braking skid
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B) A cornering skid. a, [8 S8 n4 ?0 Z
7 D9 M! Q" d. g9 W: d1 b8 T8 m C) Power steer0 H( c6 }2 e n) W+ x$ k# |9 m
) v# ^4 M- o4 r; @- m, T D) Understeer
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4 D: {, Y; k' g; o6 P 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 distance) D, b" c5 O) V: Z8 D/ ~9 g
# S" |# C* A8 L; B* C: N B) Keep at least a 2- to 3-second following distance9 U' N6 ?- B+ @0 G0 K: J
0 k7 ]4 l$ P c {& D+ @C) Keep at least a 12-second following distance
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' E% [. z. G1 j& c) q8 w& Z D) Keep one car length for every 10km/h of speed- |' y" B7 i0 ^! z
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