一、听录音，按顺序选出与录音内容相符的图片。
B.
1.
2.
3.
4.
5.

1.D 2.E 3.A 4.B 5.C

二、听录音，根据录音内容选出意思最相近的选项。
() 1. A. Lily was first. B. Lily was second. C. Lily was third.
() 2. A. Peter runs faster than Joe. B. Joe runs the fastest of the three. C. Mingming runs faster than the other two boys.
() 3. A. It took a short time to travel with a car. B. It took a long time to travel with a car. C. It was faster to travel with a car.
() 4. A. A ramp has two high ends. B. A ramp has two ends. One is higher than the other. C. A ramp has two ends. One is slower than the other.
() 5. A. You can see tiny levers inside a watch. B. You can see some big wheels inside a watch. C. You can see very small wheels inside a watch.

1.A 2.B 3.B 4.B 5.C

三、听录音，根据录音所描述的内容选出适当的选项。
() 1. A. bicycle B. truck C. train
() 2. A. slide B. seesaw C. wheel
() 3. A. board B. clock C. hill
() 4. A. ramp B. lever C. ladder
() 5. A. saw B. wheelchair C. cart

1.B 2.A 3.C 4.B 5.A