题目内容：

根据短文内容，用方框中所给单词的适当形式填空，每词限用一次。

Do you love animals? Would you like to keep animals as a pet? Nowadays, many people like to keep pets at home. The most popular _____1.____ are cats and dogs. They are friendly to people, and they are also ___2._____ to take care of. Some people like parrots as pets. Pets lovers will ____3.__lots of things for their pets, such as beds, clothes and even toothbrushes. Pets are very useful, too. The people who can’t hear need the dogs’ help to answer the door. And the people who live _____4.____ should keep a pet if he wants to be healthier and ___5._____. If you have pets, don’t forget to spend more time with them. They need love, too.