The old woman has two sons, but ________ of them lives with her．

A．both

B．either

C．neither

D．none

You should keep the window ________ because the room is so hot．

A．open．

B．closed

C．opened

D．close

They don't think it is good to have conversations with friends, because they always end up the speaking in Chinese when they get something ________．

A．is exciting

B．with exciting

C．excited

D．exciting

Do you have any trouble ________ the foreigners?

A．to understand

B．understand

C．understanding

D．understood

The boy wanted to ride his bike in the street, but his mother told him ________．

A．not to

B．not to do

C．not do it

D．do not to

There are one ________ of them in the factory, but ________ of young people hope to work in it．

A．hundred; hundred

B．hundreds; hundreds

C．hundred; hundreds

D．hundreds; hundred

I’ll be sorry ________ Nanchang．I’ve enjoyed living here．

A．to leave

B．to live in

C．to stay in

D．to visit

Our teacher told us that the earth ________ around the sun.

A．moves

B．moved

C．to move

D．moving

Kate, could you ________ the radio a bit?Your father is sleeping now．

A．turn down

B．turn off

C．turn up

D．turn on

I think Alice is the right person for the job, because she’s always thinking ________ of it than of herself．

A．much

B．more

C．little

D．less