完形填空。通读下面短文,掌握其大意,然后在各题所给的(A、B、C和D)四个选项中选出最佳选项。

AMERICA’S first daughters, Malia and Sasha, are excited about getting a pet dog. But their father, President Obama, has told the girls they have to pick up the poop(狗粪) the grass. It's true. Keeping a dog _ __ lots of other work besides(除…之外) picking up the poop. For example, you’d better know __ the dog goes to bed and how it lives happily. It means you have to know the animals' and be ready.

Li Hui, 15, of Beijing, once kept a rabbit and some goldfish. __ all of them died. "My rabbit ate the wrong food," said Li. "My died because they ate too much!"

Xiao Ting, 15, of Shanghai, wanted to keep a dog a year ago. She got food and a new doghouse ready to the dog, but she only kept the dog for one day. "I thought a dog could be so active. It wouldn't stop barking(吠). My father had to walk at 3 o'clock in the morning!"

"You’d better think it is like your . " said Liu Yining, a _ Beijinger. She is a (an) pet keeper. Her family has kept a dog named Pipi for three years. Pipi first came to Liu's home, it made her house dirty everywhere. It took a long time to teach Pipi to go to the toilet. She talks and plays with Pipi a lot. She really Pipi.

__ a pet means you have to be patient and caring.

1.A. under B. with C. of D. from

2.A. asks B. needs C. tells D. says

3.A. what B. why C. when D. how

4.A. habits B. food C. home D. health

5.A. Because B. And C. So D. But

6.A. rabbit B. goldfish C. dog D. cat

7.A. know B. wait C. welcome D. choose

8.A. already B. always C. ever D. never

9.A. me B. it C. you D. her

10.A. dog B. toy C. friend D. student

11.A.14 years old B. 14-years-old C. 14-year-old D. 14 years-old

12.A. dangerous B. interesting C. successful D. friendly

13.A. when B. before C. if D. so

14.A. cares about B. worries about C. talks about D. thinks about

15.A. Keep B. Keeping C. To keep D. Kept

Choose the best words and complete the passage

You may be surprised to learn how many animals actually have a memory. _______ your goldfish can show evidence (证据) of learning ability. If you have a pet fish, try this _______. Every day when you feed the fish, sprinkle (撒) the food only in the same location.

Keep a record of daily observations (观察)of the fish, taking down notes about the fish's swimming directions or behavior whenever you come to feed it. Before long, the fish should swim to the spot where you sprinkle the food whenever you approach (靠近) the tank. See how it reacts (反应) to your approaching the tank and take notes before, _______, and after your experiment.

In this example of animals' memory, we don't really know if your fish knows the fact that you are going to feed it. But it has showed its _______ ability to learn and to remember.

Bees _______ with each other in a way which shows an intelligent memory. When a bee finds a good location for gathering nectar (花蜜), it will remember _______ to get to this location from its hive (蜂巢). The bee then returns to the hive and passes along its memory by doing a complex dance to inform the others of where the food was found. It uses wings, legs, antennae (触角)and body to deliver the message. When the dance is over, other bees fly to this location to bring back food for the hive.

1.A. Ever B. Never C. Even D. Eve

2.A. experience B. experiment C. exercise D. excitement

3.A. during B. with C. to D. about

4.A. weak B. strong C. bad D. terrible

5.A. compare B. complete C. communicate D. complain

6.A. what B. where C. why D. how

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