你以前从未去过美国人的家,你不确定该怎么做。
You ve never been to an American s home before, and you re not sure what to do.
你以前从未去过美国人的家,你不确定该怎么做。
You've never been to an American's home before, and you're not sure what to do.
你以前从未去过美国人的家,你不确定该怎么做。
You"ve never been to an American"s home before, and you"re not sure what to do.
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