giúp
1.we buy a lot of vegetable every day
2.he doesn't cook dinner every day
3.mr.jonh saw the accident yesterday
4.she has finished the repert
5.they started a dancing class last week
6.i am weping the floor
7.jonh is playing table tennis at the moment
8.the dog eating some fish
9.he will hold a meeting next week
10.tom will not unvite jonh to the party