Ex2
1. is coming
2. am doing
3. are/ doing
4. Is it snowing
5. are playing
6. are waiting
7. are not jogging
8. is knocking
9. is shining
10. is not lying
Ex3
1. Is Ha reading
2. are you talking
3. are not watching
4. Are they going
5. is doing
6. are playing
7. are not talking
8. Is she staying
9. is not preparing
10. Are you preparing
11. am sending
12. is writing
13. is sitting
14. are playing
15. is doing
Ex4
1. Look! Lan is listening to music.
2. You aren't going to school at the moment.
3. What is Phat doing now?
4. Your parents are working at home now.
5. They baby is sleeping in the bedroom at present.
Em áp dụng công thức THÌ HIỆN TẠI TIẾP DIỄN:
(+) S + am/ is/ are + Ving + O.
(-) S + am/ is/ are + not + Ving + O.
(?) Am/ Is/ Are + S + Ving + O?
