连词成句。
1. they, singing, are, a, song(.)
_________________________________
2. boy, running, is, the, the, rain, in (.)
_________________________________
3. my, book, at, look(.)
_________________________________
4. is, the, on, plain, the, train, is (.)
_________________________________
5. Mother’s Day, is, May, in(.)
_________________________________
搜索
