1 . Self-driving is an area _________China and the rest of the world are on the same starting line.(用适当的词填空)

2 . The factory used 65 percent of the raw materials,the rest of which________(be) saved for other purposes. (所给词的适当形式填空)

3 . —What are you going to do this weekend?
—I’m going to an exhibition of photographs which _____ these days.

A．will be held

B．is holding

C．will hold

D．is being held

4 . We will put off the picnic in the park until next week, ________ the weather may be better. (用适当的词填空)

5 . We’re just trying to reach a point ________ both sides will sit down and talk peacefully.(用适当的词填空)

6 . Our vote today __________（显示）a change in our country’s political policy. （根据汉语提示单词拼写）

7 . I can think of many cases _________ students obviously knew a lot of English words and expressions but couldn’t write a good sentence. (用适当的词填空)

9 . 也许最令人惊叹的还是人与自然和谐相处建造梯田并种植水稻的方式。
But perhaps what is most significant is ________________ to make these terraces and grow rice.