—Who’s knocking at the door? —Maybe want

题型:选择题

问题:

—Who’s knocking at the door?

—Maybe        wanting to sell some new products.

A.everyboby

B.anybody

C.somebody

D.noboby

考点:不定代词人称代词相互代词疑问代词关系代词
题型:选择题

-Why _         fishing tomorrow?  

-Good idea.   [ ]

A. don't go              

B. not go  

C. not to go              

D. don't you going

题型:选择题

—Why didn’t you answer the phone when I called you last night?

—Sorry, I __________ a bath upstairs.

A.am having

B.have

C.was having

D.had

题型:选择题

软件开发过程主要分为需求分析、设计、编码与测试四个阶段,其中()阶段产生“软件需求规格说明书”。

题型:选择题

中国石油司徽为企业标识图形的()。

A.徽章

B.司歌

C.司旗

D.标志

题型:选择题

五个均为2F的电容串联后的电容量为()F。

A.2

B.3

C.0.4

D.1

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