—What _____ you supposed ____ when you are in China?
—You should shake hands.
A. are, to do B. do, to do
C. are, doing D. have, to do
—Look! Why are there so many people?
—There are some policemen. I think there ________ a traffic accident.
A. must have B. can have
C.is going to be D. must be
—Why didn’t you go to the party last night?
— Because I _____.
A. wasn’t invited B. didn’t invited
C. haven’t invited D. don’t invited
________ Lily ________ Lucy is going with you because one of them must stay at home.
A．Not only；but also B．Neither；nor
C．Both；and D．Either；or
Mr. Smith used to ____ his car to work，but now he is used to ________．
A．drive；walk B．driving；walking
C．driving；walk D．drive；walking
— Could you tell me ________? —In August, 2014.
A. where will the Youth Olympic Games take place
B. when will the Youth Olympic Games take place
C. where the Youth Olympic Games will take place
D. when the Youth Olympic Games will take place
