At present teenagers prefer going to the net bar, ________ as is known to some of them, they can chat with their friends or play games, ________ some more reading．

A．which; rather than do

B．which; doing

C．where; to doing

D．where; to do

Allow children the space to voice their opinions, ________ they are different from your own．

A．until

B．even if

C．unless

D．as if

－Oh, we've missed the bus．

－________．There's another one in ten minutes．

A．That's right．

B．Then we'll have a day to remember．

C．Now we have the whole world on our shoulders．

D．Not to worry．

－Why didn't you write?

－My ink has ________．

A．used up

B．run out of

C．given away

D．given out

The factory was built in a secret place, around ________ high mountains．

A．that are

B．it is

C．which were

D．them were

I dislike ________ when others laugh at me in public or think poorly of me behind．

A．that

B．those

C．it

D．them

－Have you ________ some new ideas?

－Yeah．I'll tell you later．

A．kept up with

B．caught up with

C．come up with

D．put up with

________ be sent to undertake the task?

A．Who do you recommend

B．Who do you recommend that should

C．Do you recommend who should

D．Do you recommend whom should

It was announced that only when visitors' identities ________ been checked, ________to get in．

A．has; they are allowed

B．had; were they allowed

C．had; they were allowed

D．has; are they allowed

It was in the small house ________ was built with stones by his father ________ he spent his childhood．

A．which; that

B．that; which

C．which; which

D．that; where