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 mediocre in the top drawer to make sure it would not be_______ to the kids.

A. accessible        B. relative        C. acceptable    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. doesn’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