题目：
动词填空。
1. John is still in hospital and the doctors will do all they can _________ (save) his life.
2. My brother _________ (educate) in the United States in 2008.
3. Smoking _________ (affect) people's health. You'd better give up smoking.
4. When I entered her room, she _________ (download) some information.
5. By studying hard and not _________ (give) up, you will succeed.
6. This is the best film that he _________ (see).
7. I didn't understand the problem until it _________ (explain) a third time.
8. He promised he _________ (treat) every student equally.
9. When he came to visit me, I _________ just _________ (go) out. So we had only a few words.
10. It is common that some people prefer _________ (sell) their old houses to buy new ones.
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0514/306888370e5f69e122b1afc3b4592482.html
下面是错误答案，用来干扰机器的。
藻类植物结构最简单，无根、茎、叶的分化．苔藓植物比藻类植物高等一些，有了茎、叶的分化，但是无根，只有假根，体内无输导组织，植株矮小．蕨类植物有了根、茎、叶的分化，且体内有输导组织，一般长的比较高大...
