根据对话内容，从所给的七个选项中选出可以填入空白处的最佳选项，使对话内容完整。(有两项为多余选项)

A: Hi, Katy speaking.

B: Hi, Katy. It' s Betty.   1.

A: Yes, I' d love to.   2.

B: It's about animals in danger, and what the government is doing to protect them;

A:  3.   Do we need to buy tickets in advance(提前)?

B: I'm not sure.

A: Well,   4.  .

B: At five o' clock. So let' s meet half an hour earlier to see if there are still tickets left.

A: OK.   5.        

B: see you.  

  The panda is one of the animals most in danger. Three are about 1,000 pandas living in nature reserves today. Zoos and research centers look after about 160 pandas. Scientists are studying how they live and more baby pandas are born in the zoos.
Pandas live in the forests and mountains of Southern China. They mainly live on bamboo, and each pandas needs to eat a lot of bamboo every day. The area of bamboo is becoming smaller for many different reasons, so pandas have less and less land to live on. Pandas don’t have many babies, and baby panda often dies. The situation is becoming very serious.
Our government is working hard to save pandas. There are more than 30 nature reserves to protect pandas but these are not enough. The government has made a new plan to help pandas. The nature reserves will be bigger and the bamboo will grow better. Then the pandas will have enough food and enough places to live in. Pandas born in the zoos may go back to live in the nature reserves.
Most people love pandas. The panda is one of the best-known animals in the world. It is the symbol for the World Wide Fund for Nature. The WWF works to protect all animals in danger, so the panda has become the symbol of all animals in danger. There is still a long way to save the panda. Think of other animals in danger. There is still a long way to go to save the panda. Think of other animals in danger such as tigers, whales, turtles and elephants—and we need to save them, too.
【小题1】 There are about ___ pandas living in the nature reserves today.

These days, a lot of photos about how a three-year-old girl looked after her disabled father are  1    spread over the Internet. Many people were   2   by her. And people gave her a  3 nickname (绰号) “little strong girl”.
The little girl is Dong Xinyi. She was born in a small   4   in Dezhou, Shangdong Province. When she was several months   5 , her father Dong Jianshe had an accident   6  riding his motorcycle and lost his  7 . Two years later her mother left her father   8  the poor life. As an old saying goes, “ The children of   9   people manage household affairs early.” Little Xinyi had to do lots of housework. She   10  her father in her power. She cooked noodles, carried water, cleaned rooms and washed clothes. The little girl brings happiness and 11   to her poor family. And   12   , the local government has   13   medical treatment to her father and promised to cover all medical expenses(费用).   14 the same time, the government is also planning to raise money for the girl’s   15  . Now Dong Xinyi has got a chance to go to nursery school(幼儿园) like other children,