Idontknowwhoinventediphone，but

I don't know who invented ________ iphone，but I think it is ________ useful invention.

A．the；a

B．the；the

C．an；the

D．an；a

登录免费查看答案和解析

相关试题

Only when your identity has been checked, ___________.

A．you are allowed in	B．you will be allowed in
C．will you allow in	D．will you be allowed in

收藏答案/解析

You have no idea how she finished the relay race _______ her foot wounded so much.

A．for

B．when

C．with

D．because

收藏答案/解析

It may not be a great suggestion. But before _______ is put forward, we’ll make do with it.

A．a good one	B．a better one
C．the best one	D．a best one

收藏答案/解析

Xi’an is really a fascinating city and we’ve decided to stay for two weeks.

A．another

B．other

C．the other

D．other’s

收藏答案/解析

His parents were teachers in that school, _______ lost their lives in order to save their students in the earthquake.

A．none of them

B．both of them

C．none of whom

D．both of whom

收藏答案/解析