Look! The ground is wet. It must have rained last night, ________？
#64460
A
hasn't it
B
hadn't it
C
mustn't it
D
didn't it
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#59896
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Look！The ground is wet.It must have rained last night，________？
#64477
A
hasn’t it
B
didn’t it
C
mustn’t it
D
hadn’t it