The storm left, ________ a lot of damage to this area．

A．caused

B．to have caused

C．to cause

D．having caused

________ him and then try to copy what he does．

A．Mind

B．Glare at

C．Stare at

D．Watch

You ________ smoke in the forest, or you will start a fire．

A．can't

B．needn't

C．mustn't

D．oughtn't to

I've tried all kinds of medicines ________ the bad cold, but still failed．

A．to get away with

B．throw away

C．to get rid of

D．getting away with

My cousin came to see me from the country, ________ me a full basket of fresh fruits．

A．brought

B．bringing

C．to bring

D．had brought

－I think I'll give Bob a ring．

－You ________．You haven't been in touch with him for ages．

A．will

B．may

C．have to

D．should

So difficult ________ it to work out the problem that I decided to ask Tom for advice．

A．I have found

B．have I found

C．I did find

D．did I find

－What's the name?

－Khulaifi．________ I spell that for you?

A．Shall

B．Would

C．Can

D．Might

There's no light on－they ________ be at home．

A．can't

B．mustn't

C．needn't

D．shouldn't

Do you know the difficulty he had ________ the work?

A．on finishing

B．to finish

C．finishing

D．having finished