问题描述：
5.Jim is one of my friends who __helping me paint my house.单选
1.Jim is one of my friends who __helping me paint my house.A.is B.are C.was D.were
2.In this way it's able to know __the things are and avoid bumping into then.A.how B.where C.what D.which
avoid bumping into them 2题为什么不选C啊
1.Jim is one of my friends who __helping me paint my house.A.is B.are C.was D.were
2.In this way it's able to know __the things are and avoid bumping into then.A.how B.where C.what D.which
avoid bumping into them 2题为什么不选C啊
问题解答：
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