--Tell me where you live, please.

   --I live____________.

   A. in 123 ,King Street           B. at 123 ,King Street

   C. in King Street, 123           D. at King Street, 123

—Come in, please. Make yourself at home.

    —I'm glad you like it.

     A. Thanks. You have a nice place here.

     B. Oh, this picture is so beautiful!

C. Thanks. What nice food you've prepared!

D OK. Let me look around your new house.

Up to Tuesday's attack, the worst school shooting in the U. S. was in March 1998 in Jonesboro,________ two boys, aged 11 and 13, shot and killed a teacher and four girls.

     A. while         B. where       C. when        D. then

Don't be joking. It's time to____________ your business.

A. set out     B. take up     C. go on     D. get down

—Must I turn off the gas after cooking ? 

—Of course . You can never be _______ careful with

that.

A．enough          B．too            C．so             D．very

--- What do you think made Mary so upset ?

--- ____ her new bicycle.

A. As she lost 　B. Lost 　C. Losing 　D. Because of losing.

I decided to go to the library as soon as I ______.

  　A. finished what I was doing   

    B. finished what I did

  　C. would finish what I was doing  

    D. finish what I did

He appears ______ a long time. He is impatient for my arrival.

A. to wait     B. to be waiting          C. to have waited    D. to have been waiting

The more one is ______the English-speaking environment, the better he or she will learn the language.

       A. exposed to        B. filled in     C. caught on D. kept up

Whom can you trust, if not _______ ?

　 A. himself 　 B. he  C. him 　 D. his