It ____ just now. The playground is dry.
A: can't have rained
B: can have rained
C: mustn't have rained
D: must have rained
A: can't have rained
B: can have rained
C: mustn't have rained
D: must have rained
举一反三
- It must have rained last night, ______ it A: mustn' t B: can' t C: didn' t D: needn' t
- It seemed _______, for the road was still dry. A: not to rain B: to not rain C: not to have rained D: to not have rained
- It ____have rained, for the ground is dry.
- It must have rained last night,（）? A: didn’t it B: needn’t it C: mustn’t it D: hasn’t it
- It must have rained yesterday evening, _____ it? A: mustn’t B: needn’t C: didn’t D: hasn’t