It hasn't been made clear ________ the new underground line is to be open to traffic.

A.whenB．that

C．whatD．where

Life is like a tale. ________ matters is not how long it is, but how good it is.

A．Which B．That

C．What D．Whose

It is worth considering ________makes “I am a singer” so popular through China.

A．what B．why

C．how D．that

China's reform and opening has been going on for ________ is like about 30 years now and it's really quite remarkable.

A．thatB．which

C．whatD．it

His shop was so well managed that he sold in just 5 months ________ his competitor sold in a year.

A．howB．what

C．whetherD．why

It is ________ the pupils do in their spare time ________ really prepares them to take their place in society as citizens when they grow up.

A. which; that B. that; what

C. what; that D. that; which

—What's your uncle's opinion about your decision?

—He always encourages me to do ________ I think I should.

A.what B．when

C．how D．that

It remains unknown ________ the peace talk between the two countries is going to lead.

A．where B．when

C．how D．why

Everybody likes to work with ________ is reliable and easy to get on with.

A．whom B．who

C．whomever D．whoever

________ we go there by train or by ship makes no difference. The time and the fees are the same.

A．Which B．How

C．Whether D．Why