if you don't understand what the teacher says ,you can _____
if you don't understand what the teacher says ,you can _____ （举起）your right and ask him
可能相似的问题
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The animals can understand ____.
1年前2个回答
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1年前1个回答
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how to understand this sentence?
1年前2个回答
你能帮帮他们吗