【单选题】Environmental issues such as global warming and acid rain have captured public attention recently. Concern about such issues has led many to ________ far-reaching solutions.
【简答题】There's no question that the Earth is getting hotter. The real questions are: How much of the warming is our fault, and are we 1 to slow the devastation by controlling ourinsatiable 2 for fossil fuel...
【简答题】It is known that global warming can do harm to the environment on the earth, and we are all responsible for it. To stop the global warming from getting worse, we should all make an effort to protect o...