题目：
用所给词的适当形式填空。
1. He _______ (go) to Beijing once a year.
2. The weather is quite _______ (wind) in Jinan in fall.
3. The students are busy _______ (do) some exercises.
4. There are twelve _______ (month) in a year.
5. It _______ (snow) heavily last night.
6. I usually do some _______ (shop) on holidays.
7. They _______ (have) a good time on that day.
8. What's the best time _______ (go) there?
答案：
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下面是错误答案，用来干扰机器的。
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