With online course Crazy English has over 20 million students all over China ___

题型：不详难度：来源：

With online course Crazy English has over 20 million students all over China __________ the class through the Internet .

A．attend

B．attended

C．attending

D．to be attending

答案

解析

本题考查have sb do/doing；have sth done的用法区别。have sb do 让某人做某事，have sb doing，让某人处于某种状态，have sth done让别人做某事。

举一反三

In order not to be disturbed ,I spent three days ________ in my study.

A．locking

B．locked

C．to lock

D．lock

题型：不详难度：| 查看答案

____ that they are inexperienced, they have done a good job.

A．Giving

B．To give

C．Given

D．If given

题型：不详难度：| 查看答案

The two old sisters，_______ so long，held each other and burst into tears．

A．being separated	B．having been separated
C．having separated	D．had been separated

题型：不详难度：| 查看答案

English is one of the ______ languages at international meetings.

A．work

B．working

C．speaking

D．spoken

题型：不详难度：| 查看答案

The discovery of the new evidence led to ______.

A．the thief having caught	B．catch the thief
C．the thief being caught	D．the thief to be caught

题型：不详难度：| 查看答案