来自付元昌的问题
区别sometimes,sometime,sometime,sometimes1.Let'shavedinnertogether______nextbook.2.I______receivelettersfromhim.3.Iwillbeawayfor______.4.HehasbeentoBeijing______.5.Iforgotseeingher______before.
区别sometimes,sometime,sometime,sometimes
1.Let'shavedinnertogether______nextbook.
2.I______receivelettersfromhim.
3.Iwillbeawayfor______.
4.HehasbeentoBeijing______.
5.Iforgotseeingher______before.
