(2013·四川,5)—Why are your eyes so red?You________have slept well last night.—Yeah,I stayed up late writing a report.
#62494
A
can't
B
mustn't
C
needn't
D
won't
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As it turned out to be a problem of no importance , we     so much time looking into it . 
#62607
A
needn’t spend
B
didn’t have to spend
C
needn’t have spent
D
oughtn’t to spend
The cakes in the restaurant _______,so they _______ well.
#77575
A
are tasted better; are sold
B
are tasted well; sell
C
taste terrible; are sold
D
taste nice; sell
________I smoke   here ?----No. you can’t.
#74632
A
Need
B
May
C
Shall
D
Should
The funny story makes  us ________ a lot.
#77001
A
laughing
B
to laugh
C
laughed
D
laugh