题目内容：

语法填空

阅读下列短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入适当的词，或者用括号中所给词语的正确形式填空。答案写在答题纸的相应位置

Americans use many expressions with the word dog. People in the United States love their dogs and treat 1. well. They take their dogs for walks, let them play outside   2.give them good food and medical care. On the contrary, dogs   3. owners to care for them lead a rather difficult way of life. The expression “lead a dog’s life”,   4. (describe) a person who has an unhappy existence.

Some say we live in a dog-eat-dog world, 5. means many people are competing for the same things, like good jobs. They say that to be successful, 6.person has to work like a dog. This means they have to work very, very hard. Such hard work can make people dog-tired. And, the situation would be even 7. (bad) if they became sick like a dog.

Husbands and wives use this doghouse term 8.they are angry at each other. For example, a woman might be angry at her husband coming home late or 9. (forget) their wedding anniversary. She might tell him that he is in the doghouse. She may not treat him 10.(nice) until he apologizes.