Intimeofseriousaccidents，wekno

In time of serious accidents，____we know some basic things about first aid，we can save lives.
A whether B. until C. if D unless

登录免费查看答案和解析

相关试题

Miss Li ______ as a secretary for five years in the company, and now she is general manager of it.

A．serves

B．served

C．had served

D．has served

收藏答案/解析

A warm thought suddenly came to me _______ I might buy some flowers for my friend's mother’s 60th birthday.

A．if

B．when

C．that

D．which

收藏答案/解析

Though a typhoon is on the way, people are still looking forward _________ the outdoor concert.

A．to canceling	B．not to canceling
C．not to cancel	D．to not canceling

收藏答案/解析

－Mary, how did your Math test go?
－I had thought I _________, but in fact I came in the top 10 in my class.

A．should have failed	B．couldn’t have failed
C．might have failed	D．shouldn’t have failed

收藏答案/解析

Rome was not built in a day.You should set ___________ goals and work hard to achieve them.

A．alternative	B．considerable
C．subjective	D．realistic

收藏答案/解析

推荐套卷

热门套卷