求一英语短文改错第一句是Time fly like an arrow .i'm already in senior grade _英语解答

求一英语短文改错第一句是Time fly like an arrow .i'm already in senior grade 3 before i realized it .

人气：379 ℃　时间：2020-04-25 00:53:56

解答

Time flies like an arrow .I have been already in senior grade 3 before i realized it .