13.isn't drinking
14. am vacuuming
15.is watching
16. is she eating
17.Is your dog hiding
18.are you reading
19. is driving
20.am washing
Công thức :
S+is/am/are + V-ing
S+is/am/are + not + V-ing
Is/am/are + S + V-ing ?
Dấu hiệu :
now,rightnow , at the moment , at present
Xin hay nhất cho nhóm ạ please :(
@Lynkk