--- What is Nancy doing now? --- She, wi

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问题选择题

--- What is Nancy doing now?

--- She, with her parents, some shopping.

A．do

B．does

C．is doing

D．are doing

答案

答案：C

题目分析：句意：--Nancy在做什么呢？--她和她的父母正在购物。句中 with her parents做伴随状语，而不是并列主语，句中的主语是She，因为问句中是now，所以是现在进行时态。故选C。.

填空题

根据句意和首字母或汉语提示，拼写单词。

1. Kitty has an interesting comic book. You may b______ it from her.

2. "Does your sister e______ listening to music?" "Yes, she likes it very much."

3. The boy's mother s______ two hours watching TV every day.

4. In summer, many s______ swim in that lake.

5. There are eight ______(百) students in this school.

6. There are eleven ______(选手) in a football team.

7. China is a great country ______(具有) a long history (历史).

8. My ______(最喜欢的) food is ice cream.

9. In China, people like to ______ (庆祝) the Chinese New Year every year.

10. On Oct.31st, children knock on their ______ (人们) doors.

单项选择题

有压圆管均匀流的切应力τ沿断面的分布是：（）

A.均匀分布

B.管壁处是零，向管轴线性增大

C.管轴处是零，与半径成正比

D.按抛物线分布