【推荐1】Bach died in 1750, but it was not until the early 19^th century __________ his musical gift was fully recognized.

A．when

B．which

C．that

D．how

【推荐2】 As teenagers, it is not until we are able to face difficulties bravely         we are mature enough.

A．which

B．when

C．that

D．whether

【推荐3】Could it be in the public phone box ______ you made me the call yesterday ______ you lost your IP card?

A．that; how

B．which; that

C．where; that

D．when; how

【推荐2】Who doesn’t hate him ________knows how cruel he is?

A．whom

B．who

C．that

D．about whom

【推荐3】The foreign guests spoke highly of the children and their shows ________ they saw in the school.

A．what

B．who

C．which

D．that

【推荐2】A Wechat (微信) is an invention______ can help people talk to friends, share photos, ideas and feeling freely.

A．which

B．what

C．whose

D．it

【推荐3】—Are you against the Internet, Zhu Fei?
—No. I believe that the Internet has positive effects on our lives and there are two main points _______ must be included when we analyse it.

A．which

B．/

C．where

D．when