Environment protection requires our joint effort. will be achieved unless we work well together.
A. Nothing
B. Anything
C. Something
D. Everything
网友回答
(答案→)A. Nothing
B. Anything
C. Something
D. Everything
解析：句意：环境保护需要我们共同的努力。除非我们一起工作，否则没有事情可以成功。Nothing没有事情 Anything任何东西 Something某事 Everything每件事情，选A。