III. Choose the answers that best fits the blank space in the following passage. (KHÔNG CHÉP ĐỀ) Making (1) _______ requires lots of wood pulp and the work of (2) _______ of workers. Many countries have had plans (3) ______ waste paper to save money and (4) _______ resources. In countries where there is the cooperation of the public, paper mills recycle as much as sixty percent of waste paper. Their simple work is to take away the ink, crush it up and make it into pulp again. For every ton of recycled newsprint, eight trees can (5) ______ saved. We can insist that the more paper people save, the more trees (6) ______ preserved. 1. A. paper B. books C. glass D. compost 2. A. one million B. million C. millions D. billion 3. A. recycles B. to recycle C. recycled D. recycling 4. A. natural B. nature C. naturally D. unnaturally 5. A. is B. are C. was D. be 6. A. am B. is C. are D. was