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问题
问答题
(本小题满分12分)
答案
参考答案:
解析:
填空题
看图填空。
1. This is a __________ of Li Lin's family.
2. I __________ ice cream yesterday.
3. I often __________ to school.
4. We __________ cards yesterday.
5. It is too __________ for me.
6. The picture is __________ the desk.
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不定项选择
以下大气污染源中属于点源的是()。
A.道路机动车排放源
B.集气筒
C.垃圾填埋场扬尘
D.烟囱
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