— I didn't tell my parents the secret yesterday. — But you .A. ought to doB. ought toC. sh

问题补充：

— I didn tell my parents the secret yesterday.

— But you .

A. ought to do

B. ought to

C. should

D. ought to have

答案：

A. ought to do

B. ought to

C. should

(答案→)D. ought to have

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