mong mn lm hết ạ dnh cần rất ạ

`23`. is she doing

`24`. doesn't play, plays

`25`. are singing

`26`. is waiting

`27`. helps

`28`. eat

`29`. is playing

`30`. washes

`31`. is having

`32`. lives, likes

`33`. walks

`34`. ...do...read...?

`35`. is looking

`36`. ...does...do...?

`37`. is, goes 

`38`. Are...looking...?/is reading

_______________________________________

Thì HTĐ:

`+)` S + V(_s/es)...

`-)` S + do/does + not + V_inf...

`?)` (Wh) + Do/Does + S + V_inf...?

Thì HTTD:

`+)` S + am/is/are + V_ing...

`-)` S + am/is/are + not + V_ing...

`?)` (Wh) + Am/Is/Are + S + V_ing...?

Công thức thì HTĐ (V: tobe)

(+) S + am/is/are ..

(-) S + am/is/are + not .. 

(?) Am/Is/Are + S + ... ? 

I + am

S số ít, he, she, it + is

S số nhiều, you ,we, they + are

Công thức thì HTĐ (V: thường)

S số ít, he, she, it 

(+) S + Vs/es

(-) S+ doesn't + V1 

(?) Does +S +V1?

S số nhiều, I, you, we, they

(+) S + V1 

(-) S+ don't + V1 

(?) Do + S+ V1? 

DHNB: always, usually, sometimes, often, never, seldom,....

Công thức thì HTTD 

(+) S + am/is/are + Ving 

(-) S + am/is/are + not + Ving 

(?) Am/Is/Are +S +Ving? 

DHNB: now, right now, (!), at present, at the moment,.....

-------------------------------------------------

23. is / doing

DHNB: now (HTTD)

24. doesn't play / plays 

25. are singing

26. is waiting 

DHNB: at the moment (HTTD)

27. helps 

DHNB: always (HTD)

28. eat

DHNB: never (HTD)

29. is playing

DHNB: Listen! (HTTD)

30. washes

DHNB: every Sunday (HTD)

31. is having

32. lives / likes

33. walks

DHNB: every morning (HTD)

34. do / read

DHNB: usually (HTD)

35. is looking

DHNB: Be careful! (HTTD)

36. Does / do 
DHNB: every day (HTD)

37. is / goes

DHNB: often, in summer (HTD)

38. Are / looking 

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