单项选择题

Recycling

A. has been going no for a centuries.
B. began during the industrial revolution.
C. started as a business in the United States.

<上一题目录下一题>

热门试题

单项选择题

Austria and the Netherlands recycle

A. more municipal waste than any other countries.
B. more municipal waste than any other European countries.
C. more than half of their municipal waste.

单项选择题

Kerbside recycling programmes in America

A. always generate less revenue than they spend.
B. usually generate less revenue than they spend.
C. usually generate more revenue than they spend.

相关试题