1. My sister (wash)..dishes every day. 2. They (not/ have)..breakfast every morning. 3. We believe that she ..(recover) from her illness soon. 4. I promise I (return) .. school on time. 5. If it rains, he. (stay) at home. 6. You ..(take) me to the zoo this weekend? 7. I think he (not come) back his hometown. 8. My brothers often. (sleep) on the floor. 9. He sometimes... (stay) up late? 10. You ever ......(be) to New York? 11. You (not/do) ..yor project yet, I suppose. 12. I ..just (decide).. to start working. 13. He (be).... at his computer for seven hours. 14. I always.... (do) the housework with my brother. 15. Peter (not/ study)...................................very hard. He never gets high scores. 16. My mother often (teach)...................................me English on Saturday evenings. 17. I like Math and she (like).......................................Literature. 18. My sister (wash)....................................dishes every day. 19. They (not/ have).................................breakfast every morning. 20. I at home all weekend yesterday. (stay)

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 TLĐ

(+) S + will + V1 

(-) S + won't + V1 

(?) Will + S+ V1? 

DHNB: in the future, in + năm ở TL, in + time, next week, next year, ....

Công thức thì HTHT

(+) S + has/have + V3/ed 

(-) S + has/have + not + V3/ed 

(?) Has/Have + S+ V3/ed?

DHNB: before, since + mốc thời gian, for + khoảng thời gian, yet, already, just,....

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, ...

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

1. washes

DHNB: every day (HTD)

2. don't have

DHNB: every morning (HTD)

3. will recover 

DHNB: soon (TLD)

4. will return

S + promise(s) + S + will  +V1 

5. will stay 

if 1: if + HTD, TLD

6. Will you take 

DHNB: this weekend (TLD)

7. won't come 

8. sleep

DHNB: often (HTD)

9. Does he sometimes stay 

DHNB: sometimes (HTD)

10. Have you ever been 

DHNB: ever (HTHT)

11. haven't done 

DHNB: yet (HTHT)

12. have just decided 

DHNB: just (HTHT)

13. has been 

DHNB: for seven hours (HTHT)

14. do 

DHNB: always (HTD)

15. doesn't study 

16. teaches 

DHNB: often (HTD)

17. likes

18. washes 

DHNB: every day (HTD)

19. don't have

DHNB: every morning (HTD)

20. stayed

DHNB: yesterday (QKD)

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