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he has been to beijing twice为什么不用gone
题目详情
he has been to beijing twice
为什么不用gone
为什么不用gone
▼优质解答
答案和解析
have been to 是去过哪里,人已经回来了
have gone to 是人去了哪里还没回来,有可能还在那里,有可能还在路上,总之人不在这
由twice 知道是去过而不是去了
have gone to 是人去了哪里还没回来,有可能还在那里,有可能还在路上,总之人不在这
由twice 知道是去过而不是去了
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