内容正文:
单项选择
( )1.The main job of the support team is to the runners drinking water and food.
A. protect; from B. provide; for C. prevent; from D. provide; with
( )2. The doctor _______ on the man and _______ saved his life.
A. did a operation;/ B. did an operation; was C. operated;/ D. operated; was
( )3. If you are ________, British people usually say “Excuse me” or they are polite to wait till you move.
A. on the way B. in the way C. by the way D. in this way
( )4. We know that about seventy per cent ______ the earth______ covered by water.
A. /; is B. of; are C. of; is D. about; are
( )5. Mary is tired of learning because she is to do better than she can, both at school and at home.
A. thought B. expected C. hoped D. helped
( )6.―I can't stop smoking, Doctor.
―For your health, I'm afraid you .
A. must B. can C. have to D. need