Put the verb in brackets into the correct form

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,.....

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

16. plays 

DHNB: always (HTD)

17. is 

18. gets / opens / goes / has 

19. Is / having

DHNB: at the moment (HTTD)

20. cycles

DHNB: usually (HTD)

21. has

DHNB: usually 

22. does / meets 

23. is / doing

DHNB: now (HTTD)

24. doesn't play / is playing

DHNB: now (HTTD)

25. are singing

`color{orange}{~LeAiFuRuiHuiBao~}`