theinternetis,Idonotthinkitisa

_________ the internet is _________, I do not think it is a good idea to spend too much time on it.

A．When ; helpful	B．As ; great help
C．While ; of great help	D．Now ; of no help

登录免费查看答案和解析

相关试题

-Sorry for keeping you waiting.
-Never mind. I________ here only a few minutes.

A．came

B．come

C．was

D．have been

收藏答案/解析

Those relatives were________ people. After a few days, I was getting________ and homesick.

A．boring; boring	B．bored; bored
C．bored; boring	D．boring; bored

收藏答案/解析

One way to understand thousands of new words is to have________ good knowledge of basic word formation.

A．/

B．the

C．a

D．one

收藏答案/解析

The shop was not far from here, so they went there on foot by bus.

A．instead

B．instead of

C．more than

D．than

收藏答案/解析

In China graduates go abroad to have a further study every year.

A．a great deal of	B．the number of
C．many a	D．a great many

收藏答案/解析