Câu 41: Choose the best option to make the correct sentence from the suggestion words. today/ water power/ mostly/ used/ generate electricity. A. Today water power is mostly used generate electricity. B. Today water power is mostly use generate electricity. C. Today water power is mostly used to generate electricity. D. Today water power is used generate electricity. Câu 42: Choose the best answer to complete the following sentences. We both decided to do different things: he wrote a letter… I listened to the radio. A. if B. because C. while D. since Câu 43: Choose the word whose main stress pattern is placed differently from the rest: A. compulsory B. convenient C. correspond D. communicate Câu 44: Choose the best answer to complete the following sentences. ………………the river is awfully polluted, its water is not fit for fish to survive. A. So that B. Since C. Although D. Therefore Câu 45: Choose the sentence (A,B,C or D) which is closest in meaning to the given one. He had a weak heart, which meant he couldn’t walk very far. A. His heart was too weak that he couldn’t walk very far. B. His heart was very weak that he couldn’t walk very far. C. His heart was such weak that he couldn’t walk very far. D. His heart was so weak that he couldn’t walk very far. Câu 46: Choose the best answer to complete the following sentences. She was the first person……broke the silence in the meeting. A. who B. that C. whom D. both A and B are correct Câu 47: Choose the best answer to complete the following sentences. To put off means…….. A. destroy B. postpone C. cancel D. wait Câu 48: Choose the best answer to complete the following sentences. The smaller the room is, the …… furniture it needs. A. fewer B. smaller C. more D. less Câu 49: Choose the best answer to complete the following sentences. Much……… I respect your point of view, I can’t say yes A.what B. so C. as D. which Câu 50: Choose the word whose underlined part is pronounced differently from the rest. A. claimed B. warned C. occurred D. existed