题目内容
三、 选词填空。
at for in after on to
1. — Welcome back school.
—Thank you.
2. I don't have any lessons Saturday.
3. They usually play basketball school.
4. It's eight o’clock. Let's hurry. It's time class.
5. — How many lessons do you have the morning?
—We have four.
6. — When do you watch TV?
— seven thirty.
三、 1. to 2. on 3. after 4. for 5. in 6. At
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