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跪求高手给答案 # l8 U" [7 K! j# h0 x
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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?6 c D! ^6 c0 \' f$ R4 E1 y
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A)Back at 10km/h
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B)All of the answers are correct
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C)Back to the blind side of the vehicle$ D+ E* a* t" X$ Z
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D)Avoid backing whenever possible+ ? E) K% C" q) d1 c @
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2.If you can't avoid a collision, what is the best action to take to reduce injuries?6 q3 M9 a! J \0 H y
A)Lock your brakes and turn toward the ditch
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B)Use controlled braking and steering to collide with any objects at an angle
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/ T5 [. z* O4 k% |1 b& d C)Lock your brakes and steer hard to the left side of the highway* i& j5 t- _9 G) m. \" h
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D)Slam on the brakes and hit head-on
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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:. p9 e8 C$ Y: ^9 {1 T- M' \
1 e2 v" y" P' s; p4 p( ` A)Pump the brakes/ Q5 B l: ?" k/ \
3 T" t7 g; u: C. \0 n B)Shift to a lower gear and squeeze the brakes; I6 ~4 J5 C L8 z) c6 R3 X
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C)Lock the brakes
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) h0 r) u4 Y- w& l9 @ D)Threshold brake8 W2 H: B$ h6 s6 }: M: H1 U6 n, J$ j4 x
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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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- g2 Y( D6 D: B- a A)Apply firm pressure on the brake pedal, Z5 ?# ]7 R: ^" O# B
0 g H5 _) U* l B)Quickly pump the brake pedal+ H; G1 C: d: M6 z1 @+ S% s
0 m9 r- o- e, Q# L8 u+ o C)Slowly pump the brake pedal
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D)Press on the brake pedal until you feel a pulsating, then ease up7 W0 Q( q% F0 U8 i. |! w
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5.What is the minimum distance ahead that you should look when driving?$ ` ?& x+ r, ?2 X) w4 o% O4 x
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A)Four seconds ahead
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4 b9 [ P- S/ q- d5 y! ]2 u1 ~ B)12 to 15 seconds ahead/ L X4 r, {* z" E1 B/ t
" O( G5 y" w2 r# Y& r C) Four car lengths
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D) About 1 km W# I, X. I; l! c3 v% z! w
1 n t4 E( a" L) G 6.Responsibility for the safe maintenance of any vehicle rests mainly with:4 U8 b! ]2 }5 r; O5 j! o9 V- t# e
8 v* V9 N6 q" b3 R, E A) The automotive department or service station
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4 m- [- B* f; t% V4 L7 J$ @1 J7 Q B) The owner/operator
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C) Law enforcement officers$ H% ?. k) D0 V8 R- U- _7 X6 L
3 F7 y1 a' z6 h D) The manufacturer# x+ f! { d) n
* y0 Z$ ~1 T5 G7 I 7.The condition of tires on a vehicle is important because:
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4 Z7 `" n6 b, w# ] A) Contact between tires and the road stop the vehicle
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, g# e( E2 N3 W. i% J; a: ] B) All of the answers are correct( x5 T( r0 f, A
* W* d' {; X0 L8 g* O! h: c C) Tires provide traction
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D) Tires carry the vehicle's load7 l4 N5 ]7 |5 S" x- g! w
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8. A yellow traffic sign indicates:9 q( |% w4 Y9 F
; F. z* ~" A; |$ s# i7 q A) Roadside services
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B) A construction zone; c+ p8 Q3 s7 r( F7 S+ N
; w, U. D) \4 c+ g C) A general warning
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. @- S% l% ~" u1 Q6 O# o+ L* \# n D) A prohibitive message) V9 s' U2 \9 N' h0 x
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5 @3 i0 Y/ S. z8 p! e$ }0 Z 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( ~ j( {# {3 X4 e; y" p) {
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B) Signal, pump brakes, and steer right
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8 d% L, C6 }) g+ X- B1 b C) Grip the wheel firmly, engage ABS brakes, and steer right
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: V0 o. Y% Y+ Z: S2 a+ v7 `' [ 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:! j7 G2 \7 _: e8 z& o4 M
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A) Can help drivers be safer on the road6 G( m9 i- _0 x5 J# n' H
/ Y: m) H Y2 T# x B) All of the answers are correct
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C) Can greatly reduce the risk of injury' O" _5 J3 F9 O* [3 B+ f
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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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A) The other driver signals with the lights
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2 ?! S4 K8 T" l8 Q B) You can see the other vehicle in your rear-view mirror
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& M/ a B' b5 ?. G" d C) Your rear bumper passes the front bumper of the other vehicle
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3 P8 i3 X7 t U9 ~) r9 H5 W D) You are 5 metres past the vehicle
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( ?- X. E3 y8 R8 n; L0 y; K6 U7 B1 { 12. To be proactive and reduce the chance of road rage in other drivers, you should:( }7 ?- ^4 b0 p* X5 N* U
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A) Drive the same speed as all other drivers
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B) Signal 30 metres prior to turns in rural areas( T6 `) Q* `* I9 m D
c% v( G7 s0 h/ b/ [ Q C) Keep a space cushion all around your vehicle1 W% L9 _; C+ M; B: C
6 @$ n$ N( Y/ s3 U \. Z7 J 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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' K$ E) L8 r" {; q A) Sound your horn twice7 j5 X0 M4 o D
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B) Proceed slowly5 ?5 | ~+ _! O# _% u
j& A" F$ q4 j1 q! O9 m: g0 E C) Walk around the vehicle to check for hazards
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# O- ^. b g" i( h4 v4 ~" r, u7 X D) Use your mirrors and look out the rear window' D2 u' {- P) e8 s0 S
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14. What causes most vehicle crashes?5 `3 q4 P4 v( c' Q6 O2 W: I7 ]9 }2 X
0 K0 _( Q1 g# q% _* Y8 I# s$ ~ A) Traffic laws3 O) P- r0 `$ g8 [
& L( \4 R& H, n% D' e! f B) Defects in the road- [2 a) M" U. u# S6 ?/ M& p! n( d
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C) Human error7 j7 C# B7 g( j3 A2 F- S
! J8 P! z" }2 k# i' W D) Inadequate traffic controls: c$ J* x6 b- r
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+ ^& @& |+ x% K0 P. E$ \+ B1 d8 } 15. A black/white or red/white traffic sign indicates:+ }, m! y7 x8 U% \/ e
- w2 q3 |' N2 w6 ~4 e* Q A) A construction zone
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$ n. K6 \4 {# @, t) B9 `B) A general warning; R) M: ]; E0 }4 ^* O
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C) Roadside services5 ]& Q( u0 D4 i8 X6 W7 S
" O6 X1 R8 q5 SD) A traffic regulation) O& p) [5 z- W
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16. A flashing red traffic control light always has the same meaning as:+ Z( f# I; _: a8 a \% i
' t3 Z0 L! t9 A h5 h, P; P: M! a) KA) A caution sign0 Z0 ]2 }- r E, p
4 Z4 Q5 u; c5 @& H* XB) A yield sign) }4 Y& t" Q& m' S5 ?: Y1 T
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C) A stop sign
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D) An ordinary red traffic light
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17. The major factor contributing to cornering skids is:
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A) Entering the corner too fast
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0 ^! I* ]4 Z( t0 ]B) Driving with all season tires
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C) Braking sharply while in the curve
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; A2 R T7 ?* y' }8 Y, JD) Being unfamiliar with the road and road conditions
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4 x( F3 M' C4 e 18. You will anticipate better when driving in a rural area if you:! j( r) A: U( `$ y. h6 J8 W/ O7 E5 O/ I
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) X) k( F% y# ]9 E! s A) Check your mirrors every 30 seconds
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# G( e. [# K. Q* i% @ B) Scan at least 25 seconds ahead; Z( m- ?8 T2 N' j7 i5 k3 x
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Q' m" {6 L% [+ Z 19. Maintaining a 4-second following distance in wet weather conditions is an example of:
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$ o% c" Z# G& Q A) Time management* B; d$ b$ B/ T K' ^2 B
6 t; b( @3 l! R4 {! _9 c B) Communication0 X. `8 G, F) g8 P1 M# s/ d9 ^
' X# r5 r: ~1 \/ D- ]7 n C) Searching3 r% M0 q& G5 c
2 f* k: I; S2 |, V% ~1 |3 ` D) Managing space. l3 y! _, b) p8 j/ }+ _; l" X& C
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20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:! M& y8 b& d, j' j7 ]# k# l
8 w$ m! W- j& ]" F: `, B A) A braking skid
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3 `# k4 w, A! ^! V B) A cornering skid
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6 [% g, c3 p/ ~: L! J. V C) Power steer, D6 `% K; i' ^% G
0 e! s: Y7 @1 [. h3 V D) Understeer
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21. To keep a safe following distance in an urban area, a driver should:
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* k A5 x/ v) |7 k1 m A) Keep at least a two car length following distance
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B) Keep at least a 2- to 3-second following distance
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* e/ P4 y4 ~$ \7 s4 D* i G9 [: b5 sC) Keep at least a 12-second following distance' h0 |+ T7 F! o; N) c) |! F
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D) Keep one car length for every 10km/h of speed- w% ]: E7 O( Z! S! K, i4 }
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