My little dog eat ________ food and is ________ fat．

A．too much; much too

B．much too; too much

C．too much; too much

D．much too; much too

I bought a robot ________ have more free time．

A．for

B．therefore

C．in order to

D．as a result

I don't know where ________．

A．to go to

B．to go

C．should I go

D．should I go to

Twenty years ________ since we last met in the street．

A．passed

B．has passed

C．have passed

D．past

－How do you go to school every day?

－By bike．But I take a taxi when it ________．

A．rains

B．rained

C．will rain

D．is raining

If you ________ in the dictionary, you ________ understand what it means．

A．look it up; will

B．look up it; will

C．look it up;/

D．look up it;/

If you．heat metal, it ________．

A．melt

B．melts

C．will melt

D．melting

She bought a digital camera on line ________ she saved a lot of time．

A．so that

B．as soon as

C．no matter

D．such that

If he ________ harder, he will catch up with us soon．

A．study

B．studies

C．will study

D．studied

There's ________ in today's newspaper, so you needn't read it．

A．something interesting

B．interesting something

C．interesting anything

D．nothing interesting