题目内容
【题目】选词填空。
【1】There ________ (is/ are) some pens in my bag.
【2】Look, Joe is ________ (singing/ sing) songs in the room.
【3】These ________ (is/ are) potatoes.
【4】We have something ________ (in/ for) you.
【答案】
【1】are
【2】singing
【3】are
【4】for
【解析】
略
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