TOEFL托福英语听力练习题目:A Greener World
1. What would be the best title for this lecture?
A. Important Keys to Recycling Paper
B. Technological Advances Improve Recycling
C. Steps to Improving Recycling
2. According to the article, paper materials that are difficult to recycle include:
A. copy paper
B. document shred
C. food wrappers
3. In some cases, recycling could be hazardous to the environment if special precautions are not taken because:
A. industrial emissions are sometimes created in the process.
B. chemical waste is sometimes produced as a result.
C. a great deal of energy is expended to create new products.
4. According to the lecture, the demand for recyclable materials in the manufacturing of new products is sometimes sluggish because
A. some governments are unwilling to support expensive recycling methods.
B. there is a lack of advanced technology to process the materials.
C. businesses do not invest enough money into research.
5. Which is NOT one of the main keys to recycling as mentioned in the lecture?
A. government regulation of waste
B. better technology
C. more demand for recycled materials