Exercise 8: Choose the best answer:
1.    If I ……….a lot of money now, I …………..a new car.
A. have /will buy    B. have / would buy        C. had/ will buy    D. had/ would buy.
2.    If I ……………you, I …………….do that.
A. am/ will        B. were /would        C. were/ will            D. had been/ would.
3.    if I were offered the job, I think I ………. it.
A. take            B. will take            C. would take        D. would have taken.
4.    I would be very surprised if he……………..
A. refuses        B. refused            C. had refused        D. would refuse.
5.    Many people would be out of work if that factory………..down.
A. closes        B. had closed            C. closed        D. would close.
6.    If she sold her car, she ………… much money.
A. gets            b. would get            c. will get        d. would have got.
7.    They would be disappointed if we…………….
a. hadn’t come        b. wouldn’t come        c. don’t come        d. didn’t come.
8.    Would John be angry if I ……. ……his bicycle without asking?
a. take            b. took            c. had taken        d. would take.
9.    She ……….terrible upset if I lost this ring.
a. will be         b. would be        c. were            d. had been.
10.    If someone…………in here with a gun, I would be very frightened.
a. would walk        b. walks        c. had walked        d. walked.
11.    What would happen if you ……………..to work tomorrow?
a. don’t go        b. didn’t go        c. won’t go        d. wouldn’t go.
12.    We ‘ll get wet if we ………….out.
a. go            b. did go        c. went            d. had gone.
13.    If I go shopping, I ………some food.
a. buy            b. will buy        c. would buy        d. would have bought.
14.    If I find it, I ………you.
a. will tell        b. would tell        c. had told        d. told.
15.    What would you do if you……………a million dollars?
a. would win    b. win            c. had won        d. won.
16.    They ‘d be hurt if I ……………….
a. don’t go        b. didn’t go        c. hadn’t gone        d. wouldn’t go.
17.    If we took the 6: 30 train, we…………too early.

a. would have arrived    b. arrived        c. will arrived        d. would arrive

mn giúp tớ với ạ, tớ cần gấp ạ

1. D

2. B

3. C

4. B

5. C

6. B

7. D

8. B

9. B

10. D

11. B

12. A

13. B

14. A

15. D

16. B

17. D

=> Câu điều kiện loại 1: If + HTĐ, S + will/can/may/... + (not) + V(bare)

-> Diễn tả về tình huống có thể xảy ra ở hiện tại/ trong tương lai

-> Thì HTĐ:

- Với động từ thường:

(+) S + V(s/es)

(-) S + don't/doesn't + V(bare)

(?) (WH-word +) do/does + S + V(bare)?

- Lưu ý:

+ S = I/You/We/They/N số nhiều + V(bare) / don't + V(bare)

+ S = She/He/It/N số ít/N không đếm được + V(s/es) / doesn't + V(bare)

- Với động từ tobe:

(+) S + is/am/are + N/Adj

(-) S + is/am/are + not + N/Adj

(?) (WH-word +) is/am/are + S + N/Adj?

-> Lưu ý:

+ S = She/He/It/N số ít/N không đếm được + is (+ not)

+ S = I + am (+ not)

+ S = You/We/They/N số nhiều + are (+ not)

=> Câu điều kiện loại 2: If + QKĐ, S + would/could/might/... + (not) + V(bare)

-> Diễn tả những giả định trái ngược với thực tế ở hiện tại/ trong tương lai

-> Thì QKĐ:

- Với động từ thường:

(+) S + V2/ed

(-) S + didn't + V(bare)

(?) (WH-word +) did + S + V(bare)?

- Với động từ tobe:

(+) S + was/were + N/Adj

(-) S + wasn't/weren't + N/Adj

(?) (WH-word +) was/were + S + N/Adj?

- Lưu ý:

+ S = I/She/He/It/N số ít/N không đếm được + was (+ not)

+ S = You/We/They/N số nhiều + were (+ not)

1.     If I ……….a lot of money now, I …………..a new car.

a. have /will buy                                    b. have / would buy

c. had/ will buy                                      d. had/ would buy.

Giải thích :  If + S + had + V3/ed , S + would have + V3/ed

2. If I ……………you, I …………….do that.

a. am/ will                 b. were /would               c. were/ will          d. had been/ would.

Giải thích : If + S + V2/ed, S + would/could + be/V

3. if I were offered the job, I think I ………. it.

a. take              b. will take           c. would take                 d. would have taken.

Giải thích : If + S + V2/ed, S + would/could + be/V

4. I would be very surprised if he……………..

a. refuses                   b. refused             c. had refused                 d. would refuse.

Giải thích : If + S + V2/ed, S + would/could + be/V

5. Many people would be out of work if that factory………..down.

a. closes           b. had closed                  c. closed               d. would close.

Giải thích : If + S + V2/ed, S + would/could + be/V

6. If she sold her car, she ………… much money.

a. gets              b. would get                   c. will get              d. would have got.

Giải thích : If + S + V2/ed, S + would/could + be/V

7. They would be disappointed if we…………….

a. hadn’t come b. wouldn’t come c. don’t come                 d. didn’t come.

Giải thích : If + S + V2/ed, S + would/could + be/V

8. Would John be angry if I ……. ……his bicycle without asking?

a. take              b. took                           c. had taken                   d. would take.

Giải thích : If + S + V2/ed, S + would/could + be/V

9. She ……….terrible upset if I lost this ring.

a. will be                   b. would be          c. were                           d. had been.

Giải thích : If + S + V2/ed, S + would/could + be/V

10. If someone…………in here with a gun, I would be very frightened.

a. would walk  b. walks                c. had walked                 d. walked.

Giải thích : If + S + V2/ed, S + would/could + be/V

11. What would happen if you ……………..to work tomorrow?

a. don’t go                b. didn’t go          c. won’t go           d. wouldn’t go.

Giải thích : If + S + V2/ed, S + would/could + be/V

12. We ‘ll get wet if we ………….out.

a. go                b. did go               c. went                           d. had gone.

Giải thích : If + S + V(s,es) , S + will/can + be/V

13. If I go shopping, I ………some food.

a. buy              b. will buy           c. would buy                 d. would have bought.

Giải thích : If + S + V(s,es) , S + will/can + be/V

14. If I find it, I ………you.

a. will tell                  b. would tell                  c. had told           d. told.

Giải thích : If + S + V(s,es) , S + will/can + be/V

15. What would you do if you……………a million dollars?

a. would win   b. win                            c. had won           d. won.

Giải thích : If + S + V2/ed, S + would/could + be/V

16. They ‘d be hurt if I ……………….

a. don’t go              b. didn’t go                  c. hadn’t gone              d. wouldn’t go.

Giải thích : If + S + V2/ed, S + would/could + be/V

17. If we took the 6: 30 train, we…………too early.

a. would have arrived       b. arrived   c. will arrived                d. would arrive.

Giải thích : If + S + V2/ed, S + would/could + be/V