`1` If she weren't smart, I wouldn't like her.

`2` If I had gotten that, I wouldn't have had to buy it.

`3` If she hadn't been stupid, I wouldn't have hated her.

`4` Unless you do that, you will be fired.

`-` ĐK1 : If + S + V + O, S + will + V + O.

`-` ĐK2 : If + S + were/V(qk) + O, S + would/could + V + O.

`-` ĐK3 : If + S + had + Vpp + O, S + would/could + V + O.

`1` were.

`-` Câu ước không có thật hiện tại.

`->` S + wish + S + V(qk) + O.

`2` had done.

`-` Câu ước không có thật quá khứ.

`->` S + wish + S + had + Vpp + O.

`3` could help.

`-` Câu ước có khả năng diễn ra trong tương lai

`->` S + wish + S + would/could + V + O.

`1` do you.

`2` isn't she.

`3` did you.

`4` haven't you.

`5` am not I.

`-` Tag question.

`@` S + V(positive) + O, aux-verbs(negative) + S`?`

If 1:

If + S + am/is/are , S + will/can/shall + V1

If + S + V1/s/es , S + will/can/shall + V1

If 2:

If + S + were , S + would / could + V1 

If + S + V2/ed , S + would / could + V1 

If 3:

If + S + had + V3/ed , S + would / could + have + V3/ed

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Ước ở hiện tại:

- S +wish(es) + S + V2/ed

- S +wish(es) + S + were 

- S +wish(es) + S + could + V1 

Ước ở tương lai:

- S +wish(es) + S + would / could + V1

Ước ở quá khứ:

- S +wish(es) + S + had + V3/ed

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

Câu hỏi đuôi:

1. Khẳng định → phủ định (và ngược lại)

2. I am → aren’t I

3. Nobody/ no one/ somebody / someone / everybody / everyone / these / those → they 

4. never / no / hardly/ scarcely / seldom / little → khẳng định

5. nothing / everything / something / this / that → it 

6. mệnh lệnh → will you ?

7. Let’s → shall we? 

8. have / has got → do / does hoặc has / have 

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1. If she weren't smart, I wouldn't like her.

2. If I had gotten that, I wouldn't have hated her.

3. If she hadn't been stupid, I wouldn't have hated her.

4. Unless you do that, you will be fired.

1. were

2. had done 

3. could help

1. do you 

2. isn't she 

3. did you

4. haven't you 

5. aren't I 

`color{orange}{~MiaMB~}`