.—Jack fell off a ladder yesterday but he’s all right.—He’s lucky;he himself badly.A. mig

问题补充：

.—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

答案：

A. might hurt

(答案→)B. could have hurt

C. must have hurt

D. should hurt

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