Some of you may have finished unit one．________, you can go on to unit two．

A．If you may

B．If you do

C．If not

D．If so

The government plans to bring in new laws ________ parents to take more responsibility for the education of their children．

A．forced

B．forcing

C．to be forced

D．having forced

The fact has worried many scientists ________ the earth is becoming warmer and warmer these years．

A．what

B．which

C．that

D．though

Frank put the medieire in the top drawer to make sure it would not be ________ to the kids．

A．accessible

B．ralative

C．accepteble

D．sensitive

－Do you want a lift home?

－It’s very kind of you, but I have a much late in the office．I overslept this morning because my morning clock ________．

A．donesn’t go off

B．won’t gone

C．wasn’t going off

D．didn’t go on

It is reported that the police will soon ________ the case of two missing children．

A．look upon

B．look after

C．look into

D．look out

－What is the price of petrol these days

－Oh, it ________ sharply since last month．

A．is raised

B．has risen

C．has arisen

D．is increased

At present, one of the apartments in favor of the new airport ________ that it will going a lot jobs to the area．

A．is

B．are

C．will be

D．were

It was ________ he came bank from Africa that wear ________ he met the girl he would like to marry．

A．when; then

B．not; until

C．not until; that

D．only; when

The house I grew up ________ has been taken down and replaced by an office building．

A．in it

B．in

C．in that

D．in which