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问题 多项选择题

混凝土抗折试件的(标准和非标准规格为______。

A．150×150×550(mm)

B．100×100×400(mm)

C．150×150×600(mm)

D．100 ×100×600(mm)

答案

参考答案：A,B

句型转换

句型转换。

 1. They find their schoolbags under the tree.(变否定句)

They _________ _________ their schoolbags under the tree.

2. I have my lunch at school. (变一般疑问句)

________ you _________ your lunch at school?

3. The robot(机器人)doesn't read well. (变为肯定句)

The robot _______ _______.

4. Beijing Zoo has many animals. (变为同义句)

______ ______ many animals _____ Beijing Zoo.

5. It is sunny today. (对划线部分提问)

_________ _________ _________ like today?

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多项选择题

计算机网络按配置可划分为（）。

A.专用网

B.单服务器

C.混合网

D.同类网
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