You can’t imagine what difficulty we had ________ home in the snowstorm.

  A. walked       B. walk         C. to walk      D. walking

---Who would you rather ________ the English Speech Contest?

  ---- Li Ping, I think , is the best choice.

   A. have attend    B. attend      C. have attended     D. attending

_____________ many times, the problems were settled at last.

   A. Having discussed     B. Being discussed    C. To be discussed   D. Discussed

The Tower of London is _______ the Church tower.

A．twice high than                B．two times high as

 C．three times the height of         D．twice as higher as

What a pity! Considering his ability and experience, he ___________ it better.

   A. need have done             B. must have done

   C. can have done              D. might have done

Not only Jack but also his parents ________ the home accident.

   A. is to blame on              B. are to blame for

 C. is blamed for               D. are to be blamed for

 Victor apologized for __________ to inform me of the change in the plan.

   A. his being not able            B. him not to be able  

C. his not being able            D. him to be not able

 He hurried to the booking office, only ________ that all the tickets had been sold out.

   A. to tell              B. to be told          C. telling          D. told

 Sandy could do nothing but ______ to his teacher that he was wrong.

   A. to admit            B. admitted           C. admit          D. admitting

----Hi, Tracy; how are you doing?

-----I’m tired out, for I ______my living room all day.

A．painted                      B．had painted

C．have painted                    D．have been painting