◎ 题干
It was getting dark, but the little boy didn’t know______________.
A.who can he ask for help
B.what was wrong with the bike
C.where can he go to mend the bike
D.if he could arrive home on time or not
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“It was getting dark, but the little boy didn’t know______________.A.who can he ask for helpB.what was wrong with the bikeC.where can he go to mend the bike D.i…”主要考查了你对  【宾语从句】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。