We all feel it is Jack as well as his wife that_______for their son’s bad performance at school.

A.are to blame                                   B.is to be blamed

C.are to be blamed                      D.is to blame

udging from ______look on his face，he must have______news of great excitement to tell us.

A.the;a          B./;/              C.the;the               D.the;/

—Where can I tie the horse?

—Oh,you can tie it to ______of the tree.

A.both           B.every          C.each            D.either

The man ___ was an old classmate of mine.

       A. you just talked to him    B.who just talked to   

C. you just talked to       D.whom you just talked

If your mother doesn’t agree, there is nothing you can do____than stay at home.

       A．rather       B．more C．other        D．better

 So  _____ that all the living things died out gradually .

       A．serious polluted the lake is     B．serious polluted is the lake

       C．seriously polluted the lake is D．seriously polluted is the lake

．It’s not ____books you read but the way ____ you read them that decides how successfully you gain knowledge .

       A．a number of ; in which   B．the number of ; /

       C．a good many ; which      D．quite a few ; in which

It ____how long the shock that explosions hit London transport system will stay in people's hearts.

A. abandons           B. considers                  C. matters.                    D. minds

Without proper lessons, you could ____ a lot of bad habits when playing the piano.

A. give up                 B. catch up                C. keep up                 D. pick up

_________ happened to be no one in the building when the fire broke out.

A. It                  B. There               C. This                 D.That