【推荐1】As for clubs, I think you should choose ________ you like.（用适当的词填空）

【推荐2】Scientists study_________human brains work to make computers. (用适当的词填空)

【推荐3】单句填空
1. Many of the plants are native ______ Brazil.
2. I eventually realized I had to change my attitude ______ marriage.
3. I struggled ______ (keep) my head above the water.
4. All expenses are to be ______ (equal) divided among them.
5. Light industry is closely ______ (relate) to agriculture.
6. It is a ______ (demand) role and she needs to work hard at it.
7. The park is beautiful beyond ______ (describe).
8. ______ (lose) her new bicycle made Mary so upset.
9. He began to think about ______ he should do.
10. He used ______ (be) one of my professors.