We should learn from past mistakes so as to avoid __________ into the same old trap (困境) again.
Our team’s success was ________ the efforts of Mr. Mark, who is ________ arrive here in ten minutes.
________ several times, Bill made up his mind not to watch late night movies any more.
One must have a wide range of knowledge to ________ the changing market.
— I phoned you at 7 yesterday evening but nobody answered. — Oh, I ________ my dog in the park then.
-I wonder if I smoke here.一NO, you . You see,there is a“NO SMOKING”sign here.