题目内容
根据句义,将正确的词填写在横线上
Example: Have you (ever/never) been to an aquarium? ___ever__
(That's/They're) cheap tennis balls. We need better ones.________
答案:They're
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题目内容
根据句义,将正确的词填写在横线上
Example: Have you (ever/never) been to an aquarium? ___ever__
(That's/They're) cheap tennis balls. We need better ones.________