I. Find ONE mistake in each of the following sentences and correct it. 1. You aren't allowed smoking because you are too young to do it. A B C D 2. Because of language barrier, they decided using body language to communicate. A B C D 3. The children forgot picking up the note from the office and now they are worried. A B C D 4.Would you prefer came in the morning or the afternoon? A B C D 5. I'll be here in a moment if you don't mind to wait for a couple of minutes. A B C D 6. The earthquake happened at midday when many people had had lunch A B C D 7. Water pollute in the lake has made the fish die. A B C D 8. If I am you, I would choose another country to visit in this summer holiday.. A B C D 9. If the factory doesn’t stop pollute the lake, no fish will be able to survive. A B C D 10. Landslide has never occur in my region since 1995. A B C D 11. By the time I had went to India, I had known about its Holi festival of Colors A B C through my English book. D 12. If I save enough money for my Europe tour at the end of this year, A B I won’t waited until the next year to make it. C D 13. The destruction of the storm was so serious that it had taken local people two A B C weeks to turn back to a normal life. D 14. This water contains quite a lot of contaminants, but it should be refined before drinking. A B C D 15. My niece memorized the names of most English speaking countries before she was six. A B C D 16. He will be hasing a test on Maths at the end of this month. A B C D 17. Both Mai and Linh detest to wait for their friends under the rain. A B C D 18. They allow us visiting the laboratory under their supervision in 30 minutes A B C next Friday morning. D 19.I think that people will be continue using emails at least in the next century. A B C D 20. It is possibly that there will be no on-road telephone booths for public use any A B C more in the near future. D