I.

1. If you (send) ___send_____ this letter now, she (receive) ____will receive______ it tomorrow.

2. If I (do) ____do______ this test, I (improve) _____will improve________ my English.

3. If I (find) ______find______ your ring, I (give) ______will give_______ it back to you.

4. Peggy (go) ______will go_______ shopping if she (have) _____has_____ time in the afternoon.

5. Simon (go) _____will go_______ to London next week if he (get) ____gets_____ a cheap flight.

6. If her boyfriend (phone/not) _____doesn't phone______ today, she (leave) ____will leave_____ him. 7. If they ( study/not) ______don't study______ harder, they (pass/not) ____won't pass_____ the exam. 8. If it (rain) _____rains______ tomorrow, I (have to/not) _____won't have to______ water plants.

9. You (be able/not) ____won't able______ to sleep if you (watch) ___watch______ this scary film.

10. Susan (can/move/not) _______can't move______ into the new house if it (be/not) _____isn't_____ ready on time.

II.

Câu điều kiện loại 1

Công thức:

If + S + V\(\left[ \begin{array}{l}am/is/are\\s/es\end{array} \right.\) +..., S + will/....  +V(nguyên mẫu) + ....

1. We can't get the ticket because I don't have money.

=> If I don't have money, we won't get the ticket.

2. Study hard or you won't pass the exam.

=> If you don't study hard, you won't pass the exam.

3. Don't be impatient or you will make mistakes.

=> If you aren't impatient, you won't make mistake.

III.

1. If the soil is polluted - c. The plants will die. (1 -c)

2. If people use more car - d. They will make the air more polluted instead of buying. (2 -d)

3. If we plant more trees - b. We wil have more oxygen to breathe.  (3 -b)

4. If we borrow books from the library -  a. We will save our money.  (4 -a)

5. If we have a shower instead of a bath - e. We will save a lot of water.  (5 -e)

Bài 1 : 

1. are sending ( có now chia hiện tại tiếp diễn ), will received ( có tomorrow chia tương lai đơn )

2. do , will improve

3. find , will give

4. will go , has

5. will go ( có next chia tương lai đơn ) , gets

6. is not going to phone, will leave .

7. didn't study, will not pass.

8. will rain ( có tomorrow chia tương lai đơn ), won't have to.

9. won't be able , watched.

10. will not can move, is not

Bài 2.

1.If we can't have the money we can't get the ticket.

2. If you don't work hard, you won't pass the exam.

3.If you aren't impatient,you won't make mistake

Bài 3

1c,2d,3b,4a,5e