7.I don＇t think it is necessary to ask for help, but I＇ll write down your phone number.

63.It is as important to respect others asby others.

62.I prefer walking.

61.If the building project by the end of this month is delayed, the construction company will befined.

60.Henry＇s remarks left meabout his real purpose.

59.No one can preventby modem technology.

58.When the education systems of China and Britain, the professor gave his own comment.

57.from space, our earth, with water covering 70% of its surface, appears to be a ublue planetn.

56.finished his work, he had to stay at home at the weekend.

55.It is no use me not to worry about his injury.

54.That was so serious a matter that I had no choice butthe police.