四、閱讀測驗A.  It is interesting to keep a pet at home. Many people keep pets because pets canmake them happy. These people enjoy the close relationship between themselves andtheir pets.   The most popular pet is the dog. Most people choose dogs as their pets becausedogs are smart, sweet, and friendly. If you keep a dog as your pet, then it is importantfor you to spend time with it. Walking your dog, playing with your dog and huggingyour dog not only can make your dog happy but also can help you release pressurefrom your life or work.   Teaching your dog to behave itself is also important. In fact, having a dog isjust like raising a child; both of them need discipline. It’s better to make themunderstand your rules and help them follow your rules, or they will become troublemakers in your life. Then keeping a pet will not be an interesting thing anymore. 
relationship關係 release釋放 pressure壓力 behave oneself守規矩trouble maker惹麻煩者
【題組】36. What does the underlined “themselves” means?
(A) The pets.
(B) The people.
(C) The pets and the people.
(D) The close relationship.