一、根据提示，用画线单词的同类词填空，使句子完整通顺
1. I got to the Science Museum last weekend.
Mr. Brown arrived the airport yesterday.
2. I run every day to stay healthy.
He eats well and exercises every day to healthy.
3. We usually have classes on , and we can rest on weekends.
4. She felt when she heard the bad news，and she didn't want to talk to anyone.
5. The old house looks ，but the new one next to it is very clean and beautiful.

一、1. at 2. keep 3. weekdays 4. awful/sick 5. untidy/awful

二、根据汉语意思完成句子，每空一词
6. 我们可以在图书馆借书。
We books from the library.
7. 禁止学生在走廊里追逐打闹。
Students and play in the hallway.
8. 互相帮助让我们班级变得更好。
can make our class a better place.
9. 保持书桌整洁是一个好习惯。
It's a good habit to .
10. 我们应该理解我们是一个大家庭，规则能帮助我们。
We should that we are a big family and rules can .

二、6. can borrow 7. mustn't run/chase 8. Helping each other
9. keep desks tidy/clean 10. understand, help us