18.I will pay a visit to my old friendshe comes back from abroad.

42.The new look of the city hasa deep impression on those foreign visitors.

41.I＇(1 like tomy parents＇ greetings to you and your family.

40.He yesterday morning, and would stay for three days.

39.The engineer tried tothe problem with several drawings.

38.Hethe old man with 10 pounds for bringing back his lost dog.

37.The bad weatherthe building program by several weeks.

36.The football player is hoping toto another team soon.

35.After making the speech, he went it through in his mind to reflect where hebetter.

34.The teacher asked a difficult question, but finally Petera good answer.

33.I think the whole paper has to be rewritten； only the first few paragraphs may be.