I'd rather have a room of my own, however small it is, than ________ a room with someone else．

A．to share

B．to have shared

C．share

D．sharing

To do a bit for the motherland, ________．

A．working hard is necessary

B．to learn a foreign language is needed

C．it is important to master science

D．one should serve the people whole-heartedly

Look at the terrible situation I am in!If only I ________ your advice．

A．follow

B．had followed

C．would follow

D．have followed

The money spent on food was just one fourth of ________ spent on education．

A．that

B．what

C．which

D．the one

Is this school ________ the foreigners visited yesterday large?

A．that

B．where

C．the one

D．what

If a substance has a higher density, ________, 2,000kg/m², it will not float on water．

A．say

B．tell

C．speak

D．call

－What about ________ book you borrowed yesterday?

－It is too moving, I think, ________ book for me．

A．the, a

B．/, the

C．a, a

D．the,/

－Is this Mr．Black's office, Lucy?

－Yes, ________．

A．that's all right

B．it doesn't matter

C．after you

D．please yourself

The room became completely dark when the candle ________ out．

A．got

B．went

C．turned

D．blew

Man must have food just ________ plants must have sunlight．

A．for

B．like

C．because

D．as