39．________(不要让水白流)while you brush your teeth.(leave)

38．At present, we are in doubt　 about ___________(他是否会被录入)a key university.(admit)

37．The village is no longer_________(从前的样子).(what)

36．But for your support, we_______ (不可能实施)the plan last month.(carry)

35．“Hi, John.”.I greeted him and gave him a big smile _________(趁他还没来得及说)something rude.(say)

34．This allowance, however, is only __________(够解决)the most fundamental needs such as food and clothing.(cover)

33．___________ (多么糟糕的天气)we are having these days!(weather)

32．We have noticed that ________(有趋势) for people to choose to work at home instead of in offices. (trend)

31．Having been teaching for more than 20 years, he is more experienced _______ (比其他任何老师)in our school.(than)