—I am wondering if we could go boating on the weekend. —It　 a good idea. A. soundB. sounde

问题补充：

—I am wondering if we could go boating on the weekend.

—It a good idea.

A. sound

B. sounded

C. sounding

D. sounds

答案：

A. sound

B. sounded

C. sounding

(答案→)D. sounds

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