________ many children like sugar, I think they had better try not to eat it too often．

A．Because

B．When

C．Although

D．If

Betty arrived in London ________ the morning of May 25^th．

A．on

B．at

C．in

D．for

Don’t talk to Tom like that．He is only ________ eleven-year-old boy．

A．a

B．an

C．the

－There is a lot of wind in North China．

－Well, more trees ________ every year to stop the wind．

A．must be planted

B．can planted

C．should planted

If these trousers are too short, buy a bigger _________．

A．one

B．pair

C．ones

In our class, 85％ of the students take the bus to school．So ________ students in our class get to school by bus．

A．all

B．most

C．a few

Julia watches TV six hours a day, eats a lot of junk food, and she never exercises．So she is ________．

A．unhealthy

B．healthy

C．in good healthy

Deng Yaping went to Qinghua University and ________ English and management．

A．majored at

B．majored in

C．majored for

Robots are ________ to do the same things ________ people．

A．enough clever; as

B．clever enough; with

C．clever enough; as

Do you know if he ________ back in two hours?

A．will be

B．comes

C．has been