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—Doing eye exercises works well in _______ our eyesight. —So it does. [ ]A. to protect B. protected

题目简介

—Doing eye exercises works well in _______ our eyesight. —So it does. [ ]A. to protect B. protected

题目详情

—Doing eye exercises works well in _______ our eyesight. —So it does.

[ ]

A. to protect
B. protected
C. protects
D. protecting

题型：单选题难度：中档来源：模拟题

答案

D

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