traffic rules____by all people
A.must be obeyed B.must obey C.must obeyed D.must have obeyed
they are playing____liverpool player
A.against B.versus C.to D.of
there you are!I____ for two hours.where have you been?
A.am waiting B.wait C.waited D.have been
the weather was____bad_____we couldn't go out
A.such/that B.too/that C.such a/that D.so/that
it look him three weeks___ how to swim
A,learn B.learning C.to learn D. to learning
i couldn't go to party___a sudden cold
A.because B. becaus of C.in spite of D. althogh