“Isn’t it time you down to something useful?” said his mother.A. got; learningB. get; lea

问题补充：

“Isn’t it time you down to something useful?” said his mother.

A. got; learning

B. get; learn

C. to get; learning

D. got; learn

答案：

(答案→)A. got; learning

B. get; learn

C. to get; learning

D. got; learn

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