H7N9isadeadlyvirus,itisstillsa

_____H7N9 is a deadly virus, it is still safe to eat thoroughly-cooked chicken.

A．Until

B．While

C．If

D．Since

登录免费查看答案和解析

相关试题

— Did Jack come back early last night?
— Yes, It was not yet eight o'clock he arrived home.

A．when

B．that

C．before

D．until

收藏答案/解析

— May I tell this to my close friend?
— No, you . Never let anybody else know about it.

A．needn't

B．shouldn't

C．mustn't

D．can't

收藏答案/解析

By working slowly but surely towards your goal, you'll succeed.
A. eventually B. accidentally C. occasionally D purposely

收藏答案/解析

Thinking that her daughter was doing homework, the mother left the room, .

A．quickly and gentle	B．quick and gentle
C．quickly and gently	D．quick and gently

收藏答案/解析

When you retell the story, don't any important details.

A．bring out

B．let out

C．leave out

D．make out

收藏答案/解析