----- Nội dung dịch tự động từ ảnh ----- III. Choose the word(s) CLOSEST in meaning to the underlined words in each of the following questions. 1. We should not throw trash onto the river. A. waste material 2. Turn off the tap when we brush teeth and wash the dishes. B. garbage C. rubbish D. All are correct A. switch off B. turn on C. switch on D. start 3. We must keep our streets clean. A. dirty 4. If you reduce waste paper and enmpty bottles, you will save the environment. A. ruin 5. If we use public transportation, we will reduce air pollution. A. decrease B. fresh C. polluted D. unclean B. destroy C. protect D. damage B. increase C. upgrade D. raise