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问题 填空题

从不同方向能够看到本身不发光的物体，是由于光在物体表面发生了_________反射的缘故。

答案

漫

填空题
读句子，从方框内选择恰当的词或词组填空。
There are; There is; have; Are there; Is there; has
1. They ___________ six cats.
2. ___________ any toy animals in the table?
3. Our classroom ___________ two doors.
4. ___________ seven days in a week.
5. ___________ an apple on the desk.
6. ___________ a lake in the nature park?
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选择题

He did the right thing ___ for some fresh air even in cold winter.

A．to keep the chidlren from going out

B．to prevent the childern from going out

C．to keep the children going out

D．to prevent the children going out
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