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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 " B& h6 s- ~* b5 q# U% Q; C1 v4 N
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1.Which of the following are best practices with respect to backing?) s, W3 M. E: g8 m' }1 }& ?
4 K8 ^% I5 g' D% p0 t3 U A)Back at 10km/h+ F% o1 L+ s9 B o* D9 ?
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B)All of the answers are correct, e! P- v6 ?! L) l
$ Q, F% l2 y i; T- w$ s C)Back to the blind side of the vehicle
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D)Avoid backing whenever possible& b* n5 @/ a$ H; M. ^9 I
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2.If you can't avoid a collision, what is the best action to take to reduce injuries?
, R* [: P8 S! R A)Lock your brakes and turn toward the ditch4 B' `' t7 O1 T& J( D( a
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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
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; B" D; v4 r4 V; y- I, b D)Slam on the brakes and hit head-on8 j6 u% ^7 J# {5 ^/ P
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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:& f3 c# x* m+ G ?( y
6 V& J9 c: j2 N, X A)Pump the brakes
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B)Shift to a lower gear and squeeze the brakes
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c2 B0 W; C% o6 ` C)Lock the brakes$ P. W/ A. U, d5 Q: }( f, t
# w% { C( K% R) e 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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2 _2 P! ~! _7 x A)Apply firm pressure on the brake pedal
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* ~" h' d- H9 N7 h, J1 e4 s$ y B)Quickly pump the brake pedal
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7 M& B4 r. L; |, p C)Slowly pump the brake pedal1 f/ ~; h% o- J4 ~2 Z2 U/ G
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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?6 @! w }/ P+ I
+ j1 r! ?" b$ i& b: W' ^. L0 D5 j A)Four seconds ahead' i* j6 `/ e V+ C* i4 T1 Z
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B)12 to 15 seconds ahead
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C) Four car lengths/ f8 H0 M4 R! U$ i5 N; B. e" u! r
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D) About 1 km3 @ L j9 Z9 v4 e% b
3 r* v: x; P: @' V3 Q: z 6.Responsibility for the safe maintenance of any vehicle rests mainly with:! o+ C B$ g# h( n% l- n. q X) X9 c
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A) The automotive department or service station
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$ |$ A+ C9 u! f( X) ^2 Z! u5 | B) The owner/operator4 H8 l' H% V) m5 T$ I
' g) J1 z5 k! k2 |1 Y( v6 _9 E: | C) Law enforcement officers' J: L( ^* `$ E8 Q. j
4 l' d9 w" C% I2 g/ V3 a D) The manufacturer; d* G! E1 r$ U8 l/ b9 y
2 B/ s+ D2 K w4 x1 g 7.The condition of tires on a vehicle is important because:+ c1 A0 ]! W: y- i& j8 n E& s+ Q( {
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A) Contact between tires and the road stop the vehicle
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8 r" Q8 y/ j% M' t4 r B) All of the answers are correct
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C) Tires provide traction8 y) @, U6 q9 ~( A; C( y E
% A( J% X1 N4 q6 m. G' x; U D) Tires carry the vehicle's load
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8. A yellow traffic sign indicates:
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A) Roadside services Y+ p: }1 B! L) r
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B) A construction zone) ^( N7 ?, n# c& m/ I# k- B7 U7 t
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C) A general warning
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$ O# V, i1 t' d _! c" D7 | D) A prohibitive message1 T- c- y) P4 i& d
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( }0 x6 p; \# U 9. You are driving on a highway when the left front tire suddenly goes flat. You should:% l9 O+ ^% O" }
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A) Signal, pump brakes, and steer left; q. K6 S# M3 |* K9 S, @; J
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B) Signal, pump brakes, and steer right
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( N9 k0 { j/ D0 H C, Y9 f 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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10. Properly understanding an anti-lock braking system:) ^% ?; {6 }0 T+ P
7 |( e. J$ u4 y9 b+ } A) Can help drivers be safer on the road9 A. c( J) b6 a! A; b
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B) All of the answers are correct9 g3 Y& Z: @4 T/ {$ ^1 A2 p
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C) Can greatly reduce the risk of injury, R6 v, y$ \! i l7 b2 d
; m- K: [* P. r; ]; o9 J9 u D) Can reduce the risk of having a collision8 @6 U% d( V# U4 f+ p
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11. You should return to your lane after passing another vehicle once:
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A) The other driver signals with the lights; U- y/ k9 Q4 r: o# j* z. y
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B) You can see the other vehicle in your rear-view mirror) X2 H- b! k6 y: X4 t6 w
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C) Your rear bumper passes the front bumper of the other vehicle
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D) You are 5 metres past the vehicle- q d5 z; }' z9 o0 Q, v
+ t1 t A6 U- X1 e 12. To be proactive and reduce the chance of road rage in other drivers, you should:8 n, l& |8 H0 r! ]& f1 e2 |" L
" {. |: S- D, \2 Z" u" D, G1 x4 | A) Drive the same speed as all other drivers$ r6 v$ b, t0 Q2 _: ~1 P( G7 l- D
: s7 l! y2 X# h* D4 \6 F B) Signal 30 metres prior to turns in rural areas7 X* R R! B; ~# S, R& m
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C) Keep a space cushion all around your vehicle* e" r% C0 r% ?: f
1 [. Q5 {- f" f2 c5 p4 z y; a& m D) All of the answers are correct) E+ c+ x' j4 j# e+ _# k
9 @" H/ t: L' ]+ G' S9 R 13. The first thing you should do prior to backing out of a parking stall is:& C8 x. J& A0 b; x/ D$ d
, J1 I' g+ D% _& p1 k: [3 J2 x A) Sound your horn twice5 C j9 D/ q+ {( c0 b' i* l
! p9 t5 `. @" o# u7 B$ t B) Proceed slowly
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+ A5 ^6 o n* G 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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G' S; i$ S+ t7 @2 l A) Traffic laws
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B) Defects in the road u) m) a- c: J0 \/ w% ~7 r
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C) Human error
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D) Inadequate traffic controls
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9 R# F0 B, w {2 C$ v6 d 15. A black/white or red/white traffic sign indicates:7 B$ n- X; z- [- @+ f. h/ R
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A) A construction zone
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B) A general warning! G* |; H: k+ G7 Y" t4 `
' W# @% e9 K% D* \2 w C) Roadside services
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0 L+ w9 L) G) g. N6 F& xD) A traffic regulation9 T/ H8 o. x5 r8 a8 h( I) @
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9 J. j4 ^$ P6 B) A T/ s 16. A flashing red traffic control light always has the same meaning as:5 t+ n5 m* I: \" b
7 ?: @, \4 t4 x- IA) A caution sign1 _ R3 e) A/ N% `! L/ I
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B) A yield sign
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" [ h( H5 R8 ?1 OC) A stop sign
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D) An ordinary red traffic light/ u/ L6 M$ N) E+ _8 G/ F/ H* _+ N
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X1 O2 S3 g5 Q9 l4 Q17. The major factor contributing to cornering skids is:" C- m4 x) y: c( ^1 B z
- W7 \9 {+ B" |# a: a( Y A) Entering the corner too fast9 p6 W! i X4 Y
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B) Driving with all season tires# J' q, ~: M2 M& a. @7 K0 x. g7 n9 ]
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C) Braking sharply while in the curve* q* b% p) A; e2 l4 K
- X5 k' s) ~( a7 yD) Being unfamiliar with the road and road conditions
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, I7 |8 \6 m: f# l5 }' B \0 e5 H 18. You will anticipate better when driving in a rural area if you:/ G( ?5 x0 q& j# a/ j" g- G6 @
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6 O' X! |! p" U A) Check your mirrors every 30 seconds
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) p+ {- j, T5 \( F B) Scan at least 25 seconds ahead
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19. Maintaining a 4-second following distance in wet weather conditions is an example of:6 P% @; o w& s) g4 U) b( Y
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A) Time management
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B) Communication
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C) Searching; L: U+ [4 x( c* ] t5 Q1 @( H
" a1 J8 V. \; {( F! R D) Managing space! c3 v" c1 L6 l9 X0 W! l% e
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20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:4 A9 L/ f; }; W9 W P
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A) A braking skid Y$ N# p2 ?. [3 k# |2 O
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$ ?5 w3 t9 t5 [8 t# \ C) Power steer
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+ q$ g {$ s; p; p' [ D) Understeer6 x1 n9 N6 D) Z* ]; I( W% @
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21. To keep a safe following distance in an urban area, a driver should:) T9 k: F. K d% K1 r
7 R) v' F* m- _# C) h A) Keep at least a two car length following distance
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! w# `8 e2 o0 T4 S; O/ C- D6 m B) Keep at least a 2- to 3-second following distance" [9 K" T. W; F
) x0 x$ L3 A! n/ Z- r OC) Keep at least a 12-second following distance9 z. G8 E9 M/ @/ P; W! J
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D) Keep one car length for every 10km/h of speed
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