III. Choose the word or phrase (a, b, c or d) that best fits the blank space in each sentence. 11 Water pollution can put negative __________ on our health. a. contamination b. affects c. effects d. problems 12 A: How can light pollution __________ animals? B: It can make animals change their behavior patterns. a. cause b. make c. affect d. lead 13 The dove is a universal __________ of peace. a. symbolizing b. symbolize c. symbolic d. symbol 14 The city has an atmosphere which is quite __________. You will never feel like that in other places. a. important b. normal c. unique d. common 15 __________ about the storm that stroke Hanoi last night? a. Did you hear b. Do you heard c. Have you hear d. Did you heard 16 Many people __________ because of the earthquake last week. a. did injure b. injured c. have injured d. were injured 17 When I looked at the river, I knew it __________ for a long time. a. had contaminated b. had been contaminated c. was contaminated d. contaminated 18 All flights to Ha Noi had to be cancelled __________ the storm. a. as a result b. due to c. because d. so 19 When we were young, we __________ in the river near our home. a. used to swim b. have swum c. had swum d. were swimming 20 The festival________________ in the communal house yard every year a. are held b. was held c. is held d. were held IV. Choose the underlined word or phrase (A, B, C or D) that needs correcting. 21 I enjoy to go abroad every year a. enjoy b. to go c. abroad d. every year 22 We are very surprised that he won the first prize a. are b. surprised c. won d. the first 23 Tom lives in a house built on 1995. a. lives b. in c. built d. on 24 I had dinner with my parents at 8 P.M yesterday. a. had b. with c. at d. yesterday 25 Do you finished your homework yet? a. Do b. finished c. your d. yet