1 . 远远地，在我的下方，地面（仿佛随光线）向下延伸，（逐渐退落）显露出谷底的河流。
Far below me, the ground _______ and down to a river.

2 . 飞机突然向下倾斜，人们变得担心起来。
The plane ________, and the people became worried.

3 . 大雨过后，这座建筑物突然向下倾斜。
The building __________ _________ after the heavy rain.

4 . 飞机突然向下倾斜，人们变得担心起来。
The plane ________ suddenly, and people became worried.

5 . 默写短语。
1. 世界奇观 _______________________   加入到 _______________________
2. 同意…… _______________________     在……的东海岸 _______________________
3. 按某人的意见 _______________________     超过，多于 _______________________
4. 在顶部 _______________________     数百万的，大量的 _______________________
5. 下车 ________   从……上面看过去 ________
6. 退落，突然向下倾斜 ________   眺望 ________
7. 向下看 ________   在……上面 ________
8. 在……的底部 ________   穿过 ________

6 . Be careful not to _________ the ladder.

A．fall off

B．fall out

C．fall from

D．fall away

7 . — What happened just now?
— One of the runners ran so fast that he ________while running. But he wasn’t hurt at all.

A．fell away

B．fell over

C．fell off

D．fell behind

8 . John ________ the TV and helped his mother with the housework.

A．heard from

B．turned off

C．handed in

D．fell away

10 . The ground ________ ________ to the east.
地面向东倾斜。