—Isn't it hard to drive downtown to work?
—Yes，that's why I________to work by train.
| A．have been going | B．have gone |
| C．was going | D．will have gone |
People are _________the use of alternative energy sources. Because the fossil fuels _________will be used sooner or later.
| A．pushing for/ consumed | B．struggling for /being consumed |
| C．pushing for/ being consumed | D．preferring /being used |
Now young people ___________to use computer to develop their ___________skills.
| A．are trained/ problem solving | B．are being trained/ solving problem |
| C．are being taught/ problem solving | D．are taught/ solving problem |
The future of developing countries__________ the hands of children, which is __________education and training for young people is important.
| A．lies in/why | B．is put/ because | C．is laid/ the reason | D．depends on/why |
____________ poverty, wars _____________ thousands of lives in Africa so far.
| A．At top of/killed | B．On top of/claimed |
| C．Apart from/ have claimed | D．Except for/have killed |
Being aware of the__________of the disaster, some famous stars organized a charity concert to raise money for the victims.
| A．importance | B．severity | C．influence | D．effect |