I think it is necessary for my 19-year-old son to have his own mobile phone, for I sometimes want to make sure if he ________ home for dinner．

A．come

B．comes

C．has come

D．will come

A poet and artist ________ coming to speak to us about Chinese literature and painting tomorrow afternoon．

A．is

B．are

C．was

D．were

I have to go to work by taxi because my car ________ at the garage．

A．will be repaired

B．is repaired

C．is being repaired

D．has been repaired

As you can see, the number of cars on our roads ________ rising these days．

A．was keeping

B．keep

C．keeps

D．were keeping

Send my regards to your lovely wife when you ________ home．

A．wrote

B．will write

C．have written

D．write

I consider her as my good friend ________ she often disagree with me．

A．because

B．if

C．as though

D．even though

He is always ready to help others．That's ________ we all like him．

A．when

B．whether

C．how

D．why

Is this the reason ________ at the meeting for his carelessness in his work?

A．he explained

B．what he explained

C．how he explained

D．why he explained

Does it matter ________ I can't finish the work in time?

A．that

B．whether

C．if

D．as

They won't listen, so don't ________ your breath telling them．

A．hold

B．take

C．lose

D．waste