急！大学体验英语综合教程1第二版 Unit4课后答案

1Answer:1.undertaken, 2.had intended, 3.resources, 4.inquiries, 5.investigated, 6.recommend, 7.participates, 8.aspects, 9.hesitate, 10.economical
2Answer:1. running low 2. turned out 3. participate in
4. as a result 5. so far本回答被提问者采纳