3 . 为了应对粮食短缺问题，开展了全国范围的反对浪费粮食的斗争。
______ food shortage, a nationwide ______ food waste ______.

4 . 根据句子内容，从每组的选项中选出能匹配句子中划线部分意义的选项。每组选项中有两项为多余选项。

A. very bad or very serious B. a series of actions intended to achieve a particular result C. different from the one you have and can be used instead D. facts, information, documents etc that prove something is true E. an idea of how something is, or how something should be done F. to organize or make plans for something such as a meeting, party, or trip G. to ask for information or advice from someone because it is their job to know something

1. He finds it hard to grasp abstract concepts.
2. He was in severe pain and unable to call for help.
3. They have launched a campaign to end world poverty.
4. Jones’ book details alternative ways of coping with stress.
5. We consulted with several engineers about the best way to support the bridge.