IV. Writing I. Choose the letter A, B, C or D to complete the sentences with given words. Câu 1. We don't use recycled products. We don't help the environment. A. We will help the environment if we use recycled products. B. We will help the environment if we used recycled products. C. We will help the environment if we using recycled products. D. We will help the environment if we to use recycled products. Câu 2. We breathe polluted air. We suffer from lung diseases. A. If we breathe polluted air, We wont suffer from lung diseases. B. If we dont breathe polluted air, We wont suffer from lung diseases. C. If we dont breathe polluted air, We will suffer from lung diseases. D. If we doesnt breathe polluted air, We wont suffer from lung diseases. Câu 3. They/ have/ an important test/ Friday. A. They will have a important test on Friday. B. They will have important test on Friday. C. They will have an important test on Friday. D. They will have an important test in Friday. Câu 4. The Nile is the longest river in the world. A. No river in the world is shorter than the Nile B. No river in the world is bigger than the Nile C. No river in the world is larger than the Nile D. No river in the world is longer than the Nile Câu 5. if / you / often / do / exercise / feel / healthier A. If you often do exercise , youll feel healthier B. If you do often exercise , youll feel healthier C. If often you do exercise , youll feel healthier D. If you do exercise often , youll feel healthier Câu 6. computer / do / housework A. A computer wont help me do my housework. B. A computer wont help me to do my housework. C. A computer wont help me doing my housework. D. A computer wont help me did my housework. 2. Finish each of the following sentences so that its meaning stays the same 1. Working so much will make you tired. If you work ________________________________________ . 2. You press this button to start the car. If you want ________________________________________ . 3. They have to work very hard. They all want to pass the final test. If they want ________________________________________ . 4. Drinking a lot of coffee is not good for your sleep. You wont be able to sleep well _________________________ . 5. We dont go camping in the stormy weather. If it is not ___________________________________________ . 6. You can use my car, but have to keep it carefully. If you use ___________________________________________ . 7. If he doesnt work hard, he will lose his job. Unless he ___________________________________________ . 8. I dont buy it because I dont have enough money. If I have ________________________________________