Tom's farther, for ________ life had once been very hard, got success later in his job．

A．which

B．whose

C．whom

D．who

The factory produced many kinds of bikes, none of ________ shipped to foreign countries．

A．them

B．which

C．that

D．what

It is reported that a bus went out of ________ control on a highway ________ east of the City last night．

A．the; ／

B．／; ／

C．／; the

D．the; the

Please do me a favor- ________ my friend Mr Smith to Youth Theater at 7：30 tonight．

A．invite

B．inviting

C．to invite

D．invited

With more forests being destroyed, huge quantities of good soil ________ each year．

A．is washing away

B．is being washed away

C．are washing away

D．are being washed away

Many children, ________ parents are working in big cities, are taken good care of in the village．

A．their

B．whose

C．of them

D．with whom

He is so careless that ________ you say to him goes in at one ear and out at the other．

A．whatever

B．whoever

C．no matter what

D．which

We should not ________ what we can do today till tomorrow．

A．take off

B．give out

C．put off

D．come out

She ________ have left school, for her bike is still here．

A．can't

B．wouldn't

C．shouldn't

D．needn't

The computer center, ________ last year, is very popular among the students in this school．

A．open

B．opening

C．opened

D．to open