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问题 单项选择题

下列软件中，属于视频编辑软件有（）。（1）Video For Windows（2）Quick Time（3）Adobe Premiere（4）Photoshop

A、仅（1）

B、（1）（2）

C、（1）（2）（3）

D、全部

答案

参考答案：C

改错题

There are several ways improve our English writing skills, such as keeping a diary, learning any good writings by heart, doing a lot of reading, etc. As for me, I prefer keeping a diary. Comparing with other forms of writing, keeping a diary is easy and take less time. In addition, they can help us form the habit of thinking in English. If we can keep this practice, and we will gradually learn how to express us in English. What’s more, keeping a diary can be as talking with one of our close friend, sharing our happiness or sadness. In the word, keeping a diary is a good way of improving our written English.
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单项选择题

关于矿井施工通风中的压入式通风，说法正确的是其()。

A.风筒的出风口应在风流的下方 

B.其风机应安置在新鲜风流中 

C.必须采用刚性风筒 

D.风流的有效射程短
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