3.You ______ all those calculations!We have a computer to do

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3.You ______ all those calculations!We have a computer to do that sort of thing（得分：1分） A) needn’t have done B) must not have done C) cannot have done D)shouldn’t have done
3
24._______terrible weather we’ve been having these days!（得分：1分） A) What B) How C) How a D) What a
25.Young _____ he is,he knows what is the right thing to do（得分：1分） A) as B) whatever C) however D) that
26.He went to work so late ______ the manager had to send for him again before he arrived （得分：1分）
A) that B) for C) when D) as
27.I won’t lend any money to Joe because I am afraid ______ he will forget to pay it back （得分：1分）
A) that B) when C) of D) whether 28.Today’s libraries differ greatly from ________（得分：1分）
A) those of the past B) that past C) those past D) the past 29.The family never agree about ______ shares of the property（得分：1分） A) their B) her C) his D) its
30.The middle-aged man was seen _____ out of the house on the afternoon of the murder （得分：1分）
A) to come B) came C) have come D)come

3.A needn;t have done 本不需要做,而实际做了
24.A 因为weather是不可数名词
25 A as 做“虽然”讲时要用倒装结构,表语+as +主语+谓语
26A so -- that 如此--以至于
27 A
28 A those代指 libraries
29 A 这里的family指的是个体,是复数概念
30A be seen to do sth被看到做什么

3.You ______ all those calculations!We have a computer to do You ________ all those calculations!We have a computer to do we have them ()all colors and () do you see those bags?they All those things,then,which you would have men do to you,eve All those years,we have no money,we only have a those We have a good computer ----- ----- -----[卖给] you do you have a computer?答句 do you have a（person ）computer you___all those clothes!We have a washing machine to do that 根据首字母填空 Do you have a computer lesson on W____? --No,but we What( )you( )(do)to my computer?It( )(work)all right a momen A computer can only do _____ you have told it to do