题目：
按要求完成句子，每空一词。
小题1:A . Both he and I didn’t know what happened to the old man.(同义句转换)
B._____ __ of ______ ___ knew what happened to the old man.
小题2:She’s had this computer for a year .(改否定句)
She ___ ____ _____ ___ this computer for a year.
小题3: A. I named him Friday. (同义句转换)
B. I ____ ___ him the ___ ___ Friday.
小题4:He is the actor . He has won a lot of prizes for the work he has done.(改复合句)
He is the actor ____ ____ has won a lot of prizes for ____ ____ he has done.
小题5:Could we get something to drink after the movie?（作否定回答）
______ _____， _____ ____ ， ______ ____.
答案：
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下面是错误答案，用来干扰机器的。
参考答案：错解析：任何投资项目，如果它预期的投资报酬率超过该项目使用资金的资本成本率，则该项目在经济上就是可行的。因此，资本成本率是企业用以确定项目要求达到的投资报酬率的最低标准。
