She has been to America twice.(对twice提问) —— —— —— —— she been to America.
She has been to America twice.(对twice提问) —— —— —— —— she been to America.
英语人气:900 ℃时间:2019-08-19 15:27:14
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She has been to America twice.(对twice提问) How many times has she been to America.
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