Don’ttouchanythinginthelabunle

Don’t touch anything in the lab unless____.
A. to be allowed B. allowed C, to be allowing D.allowed to

登录免费查看答案和解析

相关试题

--Jack's won _____________ holiday in London.
--_________ lucky fellow !

A．a; A

B．the; The

C．a; The

D．the; A

收藏答案/解析

____________ great help, I could get rid of all the difficulty and succeeded.

A．Offered	B．Having offered
C．Being supplied	D．Having supplied

收藏答案/解析

The reason__________ their failure you know is _____they didn't get fully prepared for the experiment.

A．why.., that	B．that.., why
C．for.., that	D．why.., because

收藏答案/解析

--Why has he been staying at home these days?
--He ___________ since a month ago.

A．has been out of work	B．was out of work
C．has lost his work	D．had left from his work

收藏答案/解析

The president of the country was ______well of when he was in power.

A．praised

B．fond

C．appreciated

D．thought

收藏答案/解析

推荐套卷

热门套卷