The teachers_______ themselves in planning out the work of the coming semester.
A.occupied B.operated C.arranged D.employed
Several swimmers have been drowned in the sea recently. So I don’t _______of your going swimming alone.
A.approve B.agree C.support D.admit
There was a time _______, if a lady got onto a crowded bus or train, a gentleman would immediately stand up and offer her his seat.
A.while B.as C.when D.unless
I don’t want _______as this.
A.as an expensive car B.as a car expensive
C.as expensive a car D.how expensive a car
With China ________ in the world trade more frequently, the world economy is developing more rapidly and steadily.
A.participating B.to participate C.participated D.being participated
______I catch a cold , my nose runs.
A.First time B.At times C.Every time D.The time