问题补充：
第三节单句改错（共10小题；每小题1分，满分10分）
76 I don’t know the reason which he stole the money.
77 The girl with which I work got married last month.
78 As a result of being overhunted, many species of wild animals are died out.
79 Two reports for the meeting tomorrow are being writing by the secretary now.
80 A number of students at our school has been cut by 20%.
81 I would appreciate if you could take care of my cat while I’m away.
82 The house which we live is going to be pulled down.
83 The boss in which company my father works is a very kind person.
84 Can you tell me if this is the way which you looked into the problem.
85 Since the weather is so bad, so we have to put off our journey.76.which改为why或reason后加for 77.which改为whom
答案：
(答案→)76.which改为why或reason后加for 77.which改为whom
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第三节单句改错（共10小题；每小题1分 满分10分）76 I don’t know the reason which he stole the money.77 The girl
