It's good _____ children and old people to cross the road. [ ]A. to helpB. help C. helps D. hel

题目简介

It's good _____ children and old people to cross the road. [ ]A. to helpB. help C. helps D. hel

题目详情

It's good _____ children and old people to cross the road.

A. to help
B. help
C. helps
D. helping
题型:单选题难度:中档来源:同步题

答案

A

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