I. Choose the word or phrase ( A, B or C ) that best completes the sentence. 1. If anyone_______ , ________ him I________ back at 9 o'clock. A. calls/ tell/ will be B. called/ telling/ would be C. is calling/ tells/ am D.will call/ to tell/ am 2. We shouldn't__________ rubbish on the street. A. throw B. reuse C. wrap D. turn of 3. __________ means giving things to people who are in need. A. Swap B. Charity C. Reuse D. Recycle 4. If we use_________paper, we will save alot of trees. A. fewer B. less C. because of D. without 5. You should put the food in a reusable box_________plastic bag. A. by B. instead C. because of D. without. ( mk ko bắt buộc các bạn lm cho mk hết, câu nào đủ khả năng của các bạn thì hẵng lm nhé)