完形填空 There is a zoo in our city. My parents often take me there on _ 1 _ . I like animals. I have a lot of _ 2 in my room. In the 3 , I can see tigers, elephants, monkeys, pandas, bears, snakes and many other 4 .Some animals are friendly but some are not. Tigers, bears, lions are 5 _. That is why they have to stay in 6 . But I do not think it is good for animals to stay in cages. They should be free. The animals in cages can't be 7 . I think the most interesting animals in the zoo are the dolphins. I like 8 them swim  and jump. They swim so fast and jump so high. They can play with a ball. They can stand up and walk 9 _ water! They are very 10 to people. If you fall into water and can't swim, they may come to help you. (     )1. A. summer (     )2. A. real (     )3. A. zoo (     )4. A. tigers (     )5. A. dangerous (     )6. A. houses (     )7. A. nice (     )8. A. looking (     )9. A. in (     )10. A. friendly B. month B. ugly B. park B. people B. cute B. zoos B. happy B. seeing B. at B. shy C . weekdays C. toy C. bank C. friends C. interesting C. cages C. sad C. watching C. with C. warm D. weekends D. your D. library D. animals D. ugly D. pools D. sorry D. listening D. on D. cold