Evidence has been piled up ________ drinking water after getting up in the morning contributes to one's health.

A．what B．which

C．if D．that

The reform has changed the whole nation. It cannot remain ________ it used to be.

A．what B．where

C．which D．when

—Don't you believe me?

—________， I'll believe ________ you say.

A．No; whateverB．Yes; no matter what

C．No; no matter whatD．Yes; whatever

Don't put off till tomorrow ________ you should do today!

A．what B．when

C．that D．which

What some people don't realize is ________ difficult life can be after they get addicted to drugs.

A. that B. how

C. why D. what

The companies are working together to create ________ they hope will be the best means of transport in the 21st century.

A. which B. that

C. what D. who

The new CRH train between Beijing and Shanghai ________ speed can reach about 380km/h will benefit ________ takes it.

A. whose; whoever B. which; whichever

C. whose; who D. where; whoever

________ he can work abroad next year will depend on his parents' will.

A. That B. When

C. What D. Whether

—Don't you think it too expensive?

—Never mind ________ the price is; if it is what we need we'll buy it.

A. what B. how much

C. how D. how many

—We are going to be late, Mary. Do you have the time?

—________.

A．Yes，I do.　B．Don't worry.

C．Five to eight.　D．No, I'm busy.