Ex: Mark letter A, B, C, or D to indicate the word whose main stress position is placed differently from that of the others in each group
1. A. expedition              B. technology            C. minority                D. commitment

2. A. uncontrollably      B. electricity                         C. authenticity          D. traditional

3.   A. explore                B. language              C. fluently                 D. massive

<>Giải thích cách làm nữa ạ. Mn giúp mk với, mk cảm ơn :>>

1. A. wanted B. needed C. stayed D. visited 2. A. thanks B. think C. thin D. they II. Mark letter A, B, c, or D to indicate the word whose main stress position is placed differently from that of the others in each group. ( 0,5 p) 1. A. aquatic B. addressee C.Vietnamese D. economic 2. A. technology B. apology C.photography D.interviewee III. Choose the right option A, B, C or D to finish the sentences. (2pts) 1. Which are the most common …………disasters in your country? - Floods and typhoons. A. natural B. nature C. naturally D. inatural 2. A: Many people died in the accident. B: ........................................ A. That's great. B. That's awful. C. How wonderful ! D. That's awesome. 3. ..................... water has led to the death of aquatic animals and plants. A. contaminate B. contaiminated C. contamination D. contaminant 4. The Photo Exhibition lasts two days, …………the 28th to the 29th of April. A. with B. during C. off D. from 5. The polluted water........ in the death of the fish. A. cause B. so C. reuslt D. lead 6. Mark the letter A, B, C or D on your answer sheet to indicate the word OPPOSITE in meaning to the underlined word in each of the following questions. Nick wouldn’t sneeze so much if the air was clean . A. dirty B. comfortable C. traditional D. peaceful 7. Residents of flooded villages were ...........to a safe place last night. A. take B.took C. taking D. taken 8. If the weather is fine, we ................for a walk. A. go B. will go C. would go D. went IV. Give the correct form of the verbs . (1,5pts) 1. By the time we (arrive)........................................ at the canyon, it had stopped snowing. 2. We have decided ( stay)…………………….in Ho Chi Minh City for three more days 3. This time next year Hung (learn)……………a new language 4. Before the volcano erupted, most people (leave)………………………..there. 5. If I (be)…………..you, I wouldn’t work for any nuclear plants due to the risk of radioactive pollution 6. If we ( recycle ) ............. more, we will help the Earth.