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III. READING (2,0 pts) 1. Choose the correct word or phrase that best fits each of the numbered blanks. This composition (25) ________ about my aunt’s holiday in Florida last year. She hired a car at Miami airport, and soon got lost. So, she stopped to ask a young man how to get to the hotel. Unfortunately, the young man had a gun; he made my aunt get out of the car, and she had to give him all (26) ________ money. Luckily, a police car drove past a few minutes (27) ________ and picked her up. Then, the police arrested the (28) ________and got my aunt’s money back. In the end, my aunt had quite a good holiday, but she said that she was happy to get back home. Question 25: A. are B. be C. being D. is Question 26: A. his B. she C. her D. him Question 27: A. later B. late C. lately D. latest Question 28: A. policeman B. pilot C. passenger D. thief

Bài 7: Trong phòng thí nghiệm người ta điều chế oxit sắt từ Fe 3 O 4  bằng cách dùng oxi oxi hóa sắt ở nhiệt độ cao. Tính số gam sắt và thể tích oxi cần dùng để có thể điều chế được 2,32 gam oxit sắt từ. Bài 8: Lưu huỳnh (S) cháy trong không khí sinh ra khí sunfurơ (SO 2 ). Phương trình hoá học của phản ứng là S + O 2 ot SO 2 . Hãy cho biết: a) Thể tích khí oxi (đktc) cần dùng để đốt cháy hoàn toàn 1,5 mol nguyên tử lưu huỳnh. b) Khí sunfurơ nặng hay nhẹ hơn không khí ? Bài 9: Đốt cháy 3,1 g photpho trong bình chứa 5g oxi. Hãy cho biết sau khi cháy: a/ Chất nào còn dư và dư được bao nhiêu gam ? b/ Chất nào được tạo thành và khối lượng là bao nhiêu ? Bài 10: Một oxit của lưu huỳnh trong đó oxi chiếm 60% về khối lượng. Tìm công thức phân tử của oxit đó. Bài 11: Đốt cháy 1kg than trong oxi, biết trong than có 5% tạp chất không cháy. a/ Tính thể tích oxi(đktc) cần thiết để đốt cháy 1kg than trên. b/ Tính thể tích khí cacbonic(đktc) sinh ra trong phản ứng.

VI. Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions. 121. Dr Harder, that is the professor for this class, will be absent this week because of illness. A B C D 122. If the technology became available, we will be able to expand the business. A B C D 123. Conservation is the protection of environment and nature resources. A B C D 124. My house, that has been decorated many times, now looks like a new one. A B C D 125. If they had enough money, they would have bought that house. A B C D 126. An endanger species is a population of an organism which is at risk of becoming extinct. A B C D 127. The waiter whom served us yesterday was polite and friendly. A B C D 128. If today were Sunday, we could have gone swimming. A B C D 129. People are changing the environmental by building cities and villages where forests onece stood. A B C D 130. The man with who I spoke in the meeting used to work here. A B C D 131. If she weren’t too weak, she can sit up and talk to you. A B C D 132. Solar energy is not only plentiful and infinite but also clean and safety. A B C D 133. The song to that we listened last night was beautiful. A B C D 134. A lot of people would be out of work if the factory closes down. A B C D 135. My house looks more beauty in spring when the front garden is full of flowers. A B C D 136. Do you know the woman whom is talking to Hoa? A B C D 137. I would be rather offended if you weren’t see them. A B C D 138. Habitat destroy has seriously reduced the number of rare animals. A B C D

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