Ex 1: Cho dạng đúng của động từ trong ngoặc ( câu ĐK loại 1) 1. If I have time, I ......................(send) you an e-mail every day 2. I will go with you if I ...................(finish) my work early 3. If you...................(be) careful, you.........................(not/ break) the vase 4. If we...........................(not/ hurry), we..................(miss) the bus 5. If you.....................(speak) quickly, I...................................(not/ understand) you 6. What................(you/ do) if you can get their help 7. We....................(play) volleyball if it....................(not/rain) this afternoon 8. If he ........................(spend) more time doing his homework, he....................(do) his tests better Ex 2: Cho dạng đúng của động từ trong ngoặc ( câu ĐK loại 2) 1. He doesn't have a car. If he....................(have) a car, he...........................(drive) to work 2. If I.....................(live) by the sea, I......................(go) swimming every day 3. If I ........................(be) a teacher, I ........................(not/ give) my students too much homework 4. What....................(you/do) is you............................(have) one million dollars 5. Lan........................(go) with you if she.................(like) rock music 6. Jonh isn't here now. If he.....................(be) here, he..................(help) us 7. If he................(can) use a computer, he................(work) more effectively 8. Where.......................(you/live) if you.......................(can) choose? Ex 3: Cho dạng đúng của động từ trong ngoặc ( câu ĐK loại 1 or 2) 1. If she were intelligent, she..........................(can) answer that question 2. I'll do it if he ...............(ask) me 3. If it .........................(rain) tomorrow, we'll canced the trip 4. If she.........................(speak) more clearly, I could understand her 5. If you got more exercise, you.........................(feel) better 6. Would you mind if I ................... (use) your phone 7. I won't help you if you..................(not/ try) harder 8. If people keep their environment clean, they...........................(live) a healthy life 9. I don't have a car. If I .................(have) one, I................(lend) it to you 10. If it.................(stop) raining, we could go out Ex 4: Rewrite the following sentences, using the words provieded 1. Be careful or you will drop the plates --> If you.......................................................................... 2. Tell me the truth or I won't help you --> If you............................................................................. 3. Hurry or you'll come to class late --> If you............................................................................. 4. Listen carefully or you won't understand the lesson --> If you.............................................................................. 5. I don't know the anseer, so I can't tell you --> If I........................................................................................ 6. She is ill, so she can't come to class today --> If she.................................................................................... 7. The book is too expensive, so I won't buy it --> If the book........................................................................... 8. I can't open the door because I don't have the key --> If I................................................................................... 9. We can't go to the beach because it is rainning now --> If it.................................................................................. 10. The bike is broken, so I have to walk to school --> If the bike........................................................................