7 . 从方框中所给单词的适当形式填空, 每个单词限用一次。

dream, hero, perhaps, valuable, laugh

1. Superman is one of the most popular ________ in the world.
2. Lost in Russia is a humorous movie. I can’t help ________ when watch it.
3. Time is important and ________ so we should make good use of it.
4. ________ scientists will find life on Mars in the future.
5. Have you ever ________ of visiting London with your family?

8 . （用方框中所给词组的适当形式填空，其中两个为干扰项）

in excellent condition, catch a cold, be proud of, after all, complain about, for certain, set a record

1. They can’t help ________ the terrible noise from upstairs, because their neighbors are having a big party late at night.
2. Although many buildings were broken, things weren’t so bad. ________ there was no death in the earthquake.
3. Julia has a running nose and a bad cough, I think she ________ already. She’d better have a good rest.
4. With more and more pollution, no one knows ________ what will happen to the earth. We should start protecting our own planet.
5. Finally our soccer team won the game. The players ________ themselves because they worked together as a team pretty well.

9 . 用方框中所给单词的适当形式填空。每词限用一次。

main       fly       laugh       break       until

1. Tony was angry because he found a dead ________ in his soup.
2. It’s quite dangerous in the kitchen because _____ glass can cut you.
3. In south Korea, most old people have to keep working ________ they die.
4. Many people think success in study ________ depends on their own efforts.
5. The audience can’t help ________ when they are enjoying Jin Xing’s talk show.