154.Nothing is so uncertain as the fashion market where one style over another not before longbeing replaced.

46.Had she worked harder, shethe exams.

45.My mother suggests that wefor a change this weekend.

44.He talks so much about America as if hethere before, but he has never been abroad.

43.Without water and sunshine, plants on the earthat all.

42.I didn＇t attend the lecture because I was sick, but I wish Ithere.

41.I, d just as soonthose important papers with you.

40.finish his homework, he would have come to class.

39.It is requested that the rent for the housein advance.

38.It＇s time youhow to behave properly.

37.Without his wise mother, hesuch a successful scientist.