If Sanlu Group     melamine to the milk,the babies     too much from kidney stone.
#87595
A
didn’t add; would not suffered
B
hadn’t added; wouldn’t have suffered
C
hasn’t added; wouldn’t have suffered
D
hadn’t added; would have suffered
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Thank you for all your hard work last week. I don’t think we ______ it without you.
#90484
A
can manage
B
could have managed
C
could manage
D
can have managed
If only I_____how to operate a computer as you do! 
#89926
A
had known
B
wou欤?know
C
should know
D
knew
(2013·高考浙江卷)I ________ myself more-it was a perfect day.
#86617
A
shouldn’t have enjoyed
B
needn’t have enjoyed
C
wouldn’t have enjoyed
D
couldn’t have enjoyed