The children looked ________．They are laughing．

A．happy, happy

B．happily, happily

C．happy, happily

D．happily, happy

I think that she will get back ________ two hours．

A．in

B．after

C．before

D．until

There ________ a factory near the school for five years．

A．is

B．was

C．has been

D．have

Father will write to us ________ he gets to Beijing．

A．since

B．that

C．because

D．as

Did Tom play football ________ Jim?

A．the best

B．as well as

C．as good as

D．good

Mr．White ________ ill since a week ago．

A．was

B．has been

C．is

D．has

Come in and ________ stay in the rain．

A．don’t

B．not

C．not to

D．to

Will you please ________ make so much noise?

A．don’t

B．not

C．not to

D．to

How long has your teacher ________ here?

A．come

B．arrived

C．been

D．gone

Look!Ann with her mother ________ in the park．

A．is walking

B．are walking

C．walking

D．walk