Look! the ground is wet. It must have rained last night, _______?
#64817
A
hasn’t it
B
didn’t it
C
mustn’t it
D
hadn’t it
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To deliver a "Chinese dream", we need to push ahead with reforms and ensure economic growth and people's well-being, ______?
#64640
A
mustn't we
B
don't we
C
needn't we
D
won't we