132.Trying towildlife is a job that concerns all of us.

68.what you intended, I would not have wasted my time trying to explain matters to you.

67.I left very early last night, but I wish Iso early.

66.a postgraduate, I would at least master two foreign languages.

65.It is essential that you train tickets as early as possible before the Spring Festival.

64.Had it not been for his carelessness, Davidfirst prize in the mathematics contest.

63.The flowers looked as if theyfor a long time.

62.If the new safety system to use, the accident would never have happened.

61.The student checked his writing carefully lest itsome spelling mistakes.

60.George would certainly have attended the meeting.

59.I＇d rather you make any comment on the issue for the time being.