客人点菜时菜谱缺菜怎么办？
参考答案：
⑴先向客人表示歉意。
⑵然后推荐类似的菜（注意：推荐的菜一定要有，否则客人点的菜接二连三没有，会引起客人反感）。
单词拼写.根据下列句子及所缺单词的首字母或汉语意思,写出单词的正确形式.
1. A ________ (化学的) change takes place in paper when it burns.
2. We must r________ ourselves of these old ideas.
3. Not having had food for over forty hours, we were all weak from h_________.
4. Because of the heavy rain the l________ of the lake has risen 6 inches.
5. It was a new form of ________ (细菌) and nobody knew how it would affect humans.
6. The cookies are made from g________ and fruit.
7. Farmers consider rabbits to be p________, because they destroy some crops they grow.
8. The violent film is not ________(合适的) for children.
9. This food provides the ________(营养) your dog needs.
10. The average ________(产量) of the factory is 20 cars a day.
对软件进行分解，是为了( )。
A．降低模块的复杂程度
B．降低模块间接口的复杂程度
C．降低模块的复杂程度，并降低模块间接口的复杂程度
D．降低模块的复杂程度，并提高模块间接口的复杂程度
