You _________ finish the exercises by 5 o’clock.

   A. are supposed to                B. pay attention to  

C. are used to                      D. are ought to

 ________ finishing his studies, he started traveling in China.

   A. At        B. Upon          C. In           D. With

 I’m lucky to have got two tickets _____. Are you free to go to the concert with me?

A. free         B. for free        C. freedom         D. in free

_________ we have finished the course, we shall start doing more revision work.

A. For                B. Now that            C. Ever since                       D. By now

 I’m taking part in the speech competition to be held in our city next month!

_________！

A．Wonderful                       B．Enjoy yourself   

C．Congratulations                D．Good Luck

I was taking a bath when the lights ______ yesterday evening.

A. went away     B. went out    C. went off    D. went over

The meeting was put off, ______ was exactly ______ we wanted.

A. as; that       B. which; what    C. this; what        D. it; that

At last, the thief handed in everything ______ he had stolen from a shopping mall.

A which         B what          C whatever         D that

If you follow the doctor’s advice, you’ll look and feel much better ______.

A．at no time   B．at times      C．in no time       D．for a time

      from other continents for millions of years,Australia has many plants and animals not found in any other country in the world.

A. Being separated                B. Having separated      

C. Having been separated      D. To be separated