Tiêu đề I. ĐỀ KIỂM TRA 15 PHÚT - HỌC KỲ 2.docx ✅

Pollutants can be of varying kinds: organic, inorganic, radioactive and so on. In fact, the list of possible water contaminants is just too vast to be listed here. 1. A. what B. when C. why D. while 2. A. only B. both C. well D. either 3. A. cause B. causing C. causes D. caused 4. A. of B. in C. at D. for 5. A. a B. an C. the D. x 15-MINUTE ENGLISH TEST NO.4 (UNIT 7) I. Choose the correct answer. 1. Pollutions are harmful ________ human health. A. with B. at C. to D. on 2 ________ water resulted in the death of many aquatic animals. A. Contaminate B. Contaminated C. Contaminating D. Contamination 3. What would you do if a factory in your neighborhood ________ untreated water into the river? A. dump B. dumped C. dumping D. dumps 4. Have you ever heard about the ________ of radioactive pollution? A. affects B. pollutes C. poisons D. effects 5 ________ pollution is the increase of temperature caused by human activity. A. Thermal B. Visual C. Water D. Radioactive II. Choose the letter A, B, C or D to complete each sentence. 1. Viet Nam is trying ________ traditional Quan Ho singing. A. preserve B. to preserve C. preserving D. preserved 2. The children like planting trees ________ it’s helpful for environment. A. although B. however C. because D. therefore 3. Some people have to book tickets in advance ________ to attend the exhibition about noise pollution. A. in order B. in view C. in time D. in flake 4. Tom wants to take part ________ the environmental project. A. on B. in C. at D. for 5. Harry gets a lot of money ________ he works hard. A. moreover B. however C. although D. because