Giúp mình bài này với

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,.....

Công thức thì QKTD 

(+) S + was/were + Ving 

(-) S + was/were+ not + Ving 

(?) Was/Were +S +Ving? 

Công thức thì QKĐ (V: to be)

(+) S + was/were + ... 

(-) S + was/were + not ... 

(?) Was/Were + S ... ? 

S số ít, I, he, she, it + was

S số nhiều, you, we ,they + were

Công thức thì QKĐ (V: thường)

(+) S + V2/ed 

(-) S + didn't + V1 

(?) Did + S+ V1?

DHNB: ago, last (year, month ...), yesterday, in + năm QK, ...

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

EX8:

1. reads

DHNB: usually (HTD)

2. are we having 

DHNB: tonight (HTTD)

3. has 

4. am staying 

DHNB: this summer (HTTD)

5. doesn't often come 

DHNB: often (HTD)

6. begins 

DHNB: every day (HTD)

7. are you eating 

DHNB: at the moment (HTTD)

8. is Susie doing

DHNB: tomorrow (HTTD)

9. don't work 

10. isn't studying / is watching 

DHNB: now (HTTD)

EX2: 

1. were having / came 

2. was sleeping / rang 

3. was / arrived 

4. were you doing 

DHNB: at 3 pm yesterday (QKTD)

5. visited

DHNB: last year (QKD)

6. were eating 

DHNB: at 8 pm last night (QKTD)

7. went 

DHNB: yesterday (QKD)

8. was working / found 

9. was studying 

DHNB: at 11 pm last night (QKTD)

10. were watching / heard 

`color{orange}{~MiaMB~}`