Question

---Mum, I climbed to get the Teddy Bear from the top of the shelf．

---My goodness! You _________ yourself．You _________ do that next time．

1. A.
   must have hurt; mustn’t
2. B.
   should have hurt; can’t
3. C.
   may have hurt; mustn’t
4. D.
   might have hurt; won’t be able to

Answer 1

C
may have done是对过去所发生的事情进行猜测；mustn’t/can’t都可表示“不许”。