单选题 Animals have been kept as pets by people in all parts of the world for thousands of years. The most (26) pets are dogs, cats, birds and fish. But many people (27) unusual pets, (28) snakes, crocodiles and monkeys. Many Japanese children (29) mice and teach (30) to dance (31) music. The people of India (32) pets of snakes.
Pets can make interesting, playful (33) . People enjoy teaching them to do (34) and to (35) commands. Pets owners often (36) their pet to be a member of the family. Many children spend more time with their pets than they do with adults. (37) .caring for pets, children learn responsibility. They must (38) that their pets have food, ex excise, and a proper place to live in. Most children like (39) to and even telling secrets to their pets.
Pets also can (40) to a person's general well-being. Research shows that (41) with animals can improve a person's morale, and that the presence of pets can lower (42) blood pressure. Many people look and feel more relaxed (43) with their pets. Many people living (44) in nursing homes or in hospitals enjoy community programs that bring pets to visit. Today, many such institutions keep cats, birds, fish and other pets for their (45) .

单选题 A. ordinary B. familiar C. usual D. common
【正确答案】 C
【答案解析】解析：ordinary“正常的”；familiar“熟悉的”；common“普通的，常见的”；usual“常见的”，后面有unusual pets与之对应。
单选题 A. take B. keep C. adopt D. feed
【正确答案】 B
【答案解析】解析：take没有“饲养”的意思；keep在这里指“喂养”；adopt“采用，收养”；feed常为短暂性动词。
单选题 A. such as B. like C. example D. for instance
【正确答案】 A
【答案解析】解析：such as“例如”；like“像…一样”；example“例子”；for instance等同于for example。
单选题 A. training B. calm C. tame D. domesticated
【正确答案】 C
【答案解析】解析：tame在此是动词，意为“驯养”。文中是说驯养老鼠使之随着音乐跳舞。
单选题 A. them B. it C. that D. what
【正确答案】 A
【答案解析】解析：mice是mouse(老鼠)的复数形式。
单选题 A. for B. after C. with D. go
【正确答案】 C
【答案解析】解析：dance with“随着…而跳舞”。
单选题 A. keep B. bring C. let D. make
【正确答案】 A
【答案解析】解析：keep pets of snakes“把蛇作为宠物来饲养”。
单选题 A. company B. camp C. colony D. companions
【正确答案】 D
【答案解析】解析：company做“朋友”讲时是不可数名词； camp“野营”；colony“殖民地”；companion做“朋友”讲时为可数名词。
单选题 A. games B. tricks C. play D. the game
【正确答案】 A
【答案解析】解析：do games“做游戏”。
单选题 A. obey B. comply C. submit D. carry
【正确答案】 A
【答案解析】解析：“服从命令”常用obey commands来表示。
单选题 A. consider B. reflect C. think D. bear in mind
【正确答案】 A
【答案解析】解析：consider... to be... 为固定搭配，意为“把…当成…”。
单选题 A. Through B. With C. By D. Without
【正确答案】 C
【答案解析】解析：by“通过…的方式”。
单选题 A. think B. sure C. see D. assure
【正确答案】 D
【答案解析】解析：assure“确保，保证”。
单选题 A. chatting B. talking C. discussing D. expressing
【正确答案】 B
【答案解析】解析：chat“聊天”，常与with搭配；talk“与…对话”，最符合题意。
单选题 A. promote B. supply C. donate D. contribute
【正确答案】 D
【答案解析】解析：contribute to为固定搭配，意为“有助于”。
单选题 A. is B. is being C. being D. are
【正确答案】 C
【答案解析】解析：介词短语being with animals做主语，应用be的-ing词形式。
单选题 A. its B. someone's C. their D. one's
【正确答案】 D
【答案解析】解析：前面有improve a person's morale。
单选题 A. during B. by C. at the time D. while
【正确答案】 D
【答案解析】解析：本句为省略句．后面省略了they are，此处缺一从属连词，只有while最合题意。
单选题 A. alone B. lonely C. aloneness D. assisted
【正确答案】 A
【答案解析】解析：alone“单独地”；lonely“孤独的，荒凉的”； aloneness没有该词项；assisted不合题意。
单选题 A. tenants B. residents C. citizens D. residency
【正确答案】 B
【答案解析】解析：文中的“such institutions”对应前面的“nursing homes or hospitals”，只有residents最符合题意。