Question

【题目】Mary likes helping others._______, she often helps the old cross the road after school every day.

A.Such as B.For example C.For free D. Just as

Answer 1

【答案】B

【解析】for example“例如……”，用逗号隔开后面可以跟句子；such as“例如……”后只能跟名词或短语；for free“免费的”；just as“就像……”。