We must do our best to prevent that kind of thing( )againA.happening B.to happen C.happen D.happened应该选哪一个呢,为什么我觉得这题表示被发生,可是happen无被动,所以到底是该选A还是选D呢?

if we do our best we are coming on another year .we must try our best to do what we do.翻译 We must do our best to help the poor chilren go to school 是什么意思 we will do our best for you. 26.27we must do our best to prevent that kind of thing___againa.happeningb.to happenc.happend.happened _ must try his best to do something good for the people.A.Every B.Each C.We D.Our Great__the difficulties are,we must do our best to succeed.A .while B .as C .although D .however We must do our best to develop the student`s ability to analyze and sove problems.翻译 we must do our best to learn English well.改为同义句回答we must ＿　＿　＿to learn English well We must( )our best to study English well We must try our best to be green _______.(consume) We must try our best to be green _______.(consume) The best we can do is to try to make our plans but realize we must adjust them as we go. we can try our best and do whatever we can . love is not we r so we must to do our best to work ,study and live in the word.翻译 we must try our best.For we belong to ourselves and we have We'll do our best _____(learn) English well. we should do our best to f____ germs