◎ 题干
I’m sorry I can’t help ___________ the flowers, because I’m busy preparing for the singing competition _____________ tomorrow.
A.watering; to be held
B.water; being held
C.to water; held
D.to water; to be held
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“I’m sorry I can’t help ___________ the flowers, because I’m busy preparing for the singing competition _____________ tomorrow.A.watering; to be heldB.water;…”主要考查了你对  【therebe句型】  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。