---Jack fell off a ladder yesterday,but he's all right.---He's lucky; he ____himself badly.
A.might hurt B.could have hurt C.must have hurt D.should hurt正确答案B
---Jack fell off a ladder yesterday,but he's all right.---He's lucky; he ____himself badly.
A.might hurt B.could have hurt C.must have hurt D.should hurt正确答案B