—riding our bikes to the park?—Good idea.A. How aboutB. Why notC. Would we likeD. Let’s

问题补充：

—riding our bikes to the park?

—Good idea.

A. How about

B. Why not

C. Would we like

D. Let’s

答案：

(答案→)A. How about

B. Why not

C. Would we like

D. Let’s

解析：此题考查四个句型结构的基本构成。A后面跟名词或动名词表示建议；B后跟动词原形表示为什么不…C后跟to do sth表示愿不愿意做某事；D后跟动词原形表示让我们一起做某事。根据动词riding可知选A。