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问题 多项选择题

导线截面的选择应符合下列要求：（）。

A.自变压器二次侧出口至线路末端的允许电压损失为额定电压的7%

B.线路的最大工作电流，不应大于导线的允许载流量

C.铝绞线的最小截面为16平方毫米

D.三相四线制的零线截面，不宜小于相线截面的50%

答案

参考答案：A, B, C, D

完形填空

Most American families are smaller than the families in other countries.

Children in the USA will  51 their parents’ home when they grow up. They usually live far from their parents because they often goo to different places to find good jobs. They often  52 to their parents or phone them, and they can choose their own  53.  Americans think it’s important for young people to make their own decisions.

Children are asked to do some house work at  54. In many families, children are paid for  55 the housework so that they can learn how to manage their own money.

小题1:A. leave    B. go    C. love

小题2:A. come    B. drive   C. write

小题3:A. jobs     B. job    C. works

小题4:A. playground   B. home   C. classroom

小题5:A. to do   B. do   C. doing
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判断题

2000年10月8日，中国证监会发布了《封闭式证券投资基金试点办法》。（）
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