20. The reason energy and water sit at the top, ahead of food and poverty, is that addressing them makes subsequent problems easier to deal with.
选项:
A:energy and water are the top two problems on the list. The reason is that if we start to solve these problems, the other problems that follow them on the list, such food and poverty, will be easier to deal with.;
B:energy and water are listed as the two problems more important than food and poverty. This is because once we start working on them, addressing food shortage and poverty will be easier later on.;
C:energy and water are the two most important issues. Because they can help people to find other problems in the future.;
D:energy and water are as important as food and poverty. Because human have to solve these four problems first so that they can solve other problems.
发布时间:2024-05-07 22:18:20