After the earthquake in Japan, we are trying to help the ________ people to rebuild their homes．

A．harmless

B．endless

C．useless

D．homeless

－Can I join Oxfam Trailwalker?

－Only if you are ________ eighteen．

A．over

B．on

C．under

D．below

－Must we leave now?

－No, we ________．We still have two more hours．

A．can’t

B．mustn’t

C．needn’t

D．shouldn’t

Mr Wang has worked as ________ English teacher for more than 10 years．

A．/

B．a

C．an

D．the

We can easily become unhappy ________ we work out our problems in our daily life．

A．after

B．if

C．until

D．unless

I’ ll never forget the day ________ the great scientist came to our school and gave us a speech．

A．that

B．which

C．when

D．where

Last year was a hard time to my friend Jim, but he didn’t ________ hope．

A．pick up

B．use up

C．put up

D．give up

________ you do, don’t miss this exhibition, for it’s so hard for me to get the tickets．

A．Whatever

B．However

C．Whenever

D．Whether

This morning I had hardly got to my school when it ________ to rain．

A．had begun

B．was beginning

C．began

D．begins

Stephen Hawking can’t walk or even speak, ________ he has become very successful．

A．but

B．and

C．or

D．then