Put the verb in the correct form or tense :

1 . Ba and Nam ( not play ) aren't play video games now .

2 . We ( do) are doing our homework at present .

3 . You and I (walk) are walking to school right now .

4 . Listen ! Someone ( knock ) is knocking the door .

5 . Mary arn sometimes ( ride ) rides her bike .

6 . Hoa does not ( play ) play badminton .

7 . My father ( want ) wants to buy a new .

8 . His sister ( do ) does aerobics every day .

9 . They ( not see ) don't see movie .

10 . I usually ( have ) have dinner at 7.00 .

11 . Mai ( have ) has Math on Tuesday and Friday .