STEP BY STEP单元过关练习

诊)钱”1.用所给词的适当形式填空。7一H6贡1-ong have you stayed here? 1 .When did you get your first Pair of一two days·(skate)?A.For B.In C.By D.To 2 .He started_(write)the novels two 8.Alison has been skating_four hours·years ago.A.sinee B.about 3 .Jim was the_(one)student to get to C.for about D.for sinee sehool this morning.9一How long have you been there? 4 .She bought several(Pair)of socks一Just now.A.Once B.For two years 5，Some students danced_(raise)money C.Since two yearsD·…