－Another cup of coffee? That’s your third since lunch．

－Yeah, well, I ________ all night preparing for my history exam．I can hardly keep my eyes open．

A．stayed up

B．have stayed up

C．have been staying up

D．will stay up

After the flood, no house in the village ________．People ________ homeless．

A．left standing; remain

B．was left to stand; remain

C．was remained standing; were left

D．remained standing; were left

In class, fewer of the students who are not ________ their studies sometimes ________ the dying robots, not listening attentively．

A．accustomed to; are functioned as

B．addicted to; function as

C．sceptical about; are functioned

D．accurate in; function

How did it ________ that you failed to ________ at the meeting．

A．come up; turn down

B．come about; turn up

C．come on; turn over

D．come over; turn off

Most of the teenagers take ________ delight in playing football after a day of study at school and they say it is ________ delight to make some new friends in this way．

A．/; a

B．a;/

C．the; a

D．a; the

They’re offering ________ all sofas this month．

A．10％discount on

B．10％discount of

C．a 10％discount on

D．a 10％discount of

I just wonder ________ that makes him so excited．

A．why it does

B．what he does

C．how it is

D．what it is

Today there are more than 100 nations in this group and ________ have been put into space．

A．dozen of satellite

B．two dozens of satellites

C．two dozen of satellites

D．dozens of satellites

－Father, you ________!

－Well, so ________．But it was you who didn’t keep your word first．

A．will promise; I will

B．promised; I did

C．has promised; has I

D．promise; I do

________ in thought, he found himself ________ in the wrong direction of his home．

A．Lost; to walk

B．Being lost; walking

C．Losing; walked

D．Lost; walking