Cai Xuzhe dreamed of flying high when he was young. He was a new face on the Shenzhou-14 team. He spent 12 years as an astronaut（宇航员） getting ready for his first trip to space.
Cai 1 born in 1976 in the countryside of Shenzhou City，Hebei Province. He was 2 in planes as a child. 3 he heard a plane flying past，he would run out and look at it till it flew away.
Cai went to 4 Air Force flight college in his final year at school. After 5 college，he began to work at an airport. The airport was in poor condition，but he studied and trained his flying skills there 6 .
In May 2010，Cai became a Chinese astronaut and underwent （接受） hard training. He did 7 best in his training and finally became a Shenzhou-14 team member.
"I am happy and proud but feel more about my duty，" Cai told reporters. Cai and 8 two team members，Chen Dong and Liu Yang，left 9 Sunday on board the Shenzhou-14 spaceship to finish the work of building the Tiangong space station. They would have a 10 stay in space.
Many people wish to travel around the world，it seems like an impossible（不可能的） dream. 1 to a bamboo（竹子）bike，the dream isn't far away.
Matthias Kalla and his friend Sabine Metzger think of sending a bike around the world. They're both German students. They hope to collect 2 for a drinking water project by doing it.
"A person can go around the world，so why can't a bike?At last，we did the 3 thing with a bike，" says Kalla. Then they used a bamboo bike because bamboo is strong and 4 to environment.
The 5 behind the bamboo bike project is simple. If someone wants to6 the bike，he can get on www. bamboobike. com. And then he just need to write the route （路线） he wants to travel on this 7 . So all people who like this project will know where to get the bike.
Some people have already decided to 8 this activity. "We have a good network. Even though something goes 9 with the bike，it's sure to be back on the road soon," says Metzger.
Kalla and Metzger believe the bike is strong enough to finish the 10 .
A new study says drinking too much fruit juice is unhealthy. But some people might think that 100% fruit juice is healthy. However，they are wrong. This is because these drinks have a lot of sugar.
Scientists say that drinking too much fruit juice is just like drinking too much soda. That is why some cities in the US have increased prices for sugary drinks. They make all drinks with sugar more expensive than before. As Jean Welsh，one of the researchers in the study，told CNN， "Please drink few sugar drinks，whether soft drinks or fruit juice. "
Fruit is still fine!The fruit has lots of fibre （纤维）. The fibre is good for our stomachs. It's better to eat whole fruit and drink less fruit juice if you can. Scientists say kids between one and six years old should drink less than 170 ml of fruit juice a day. Adults and children older than six should not drink more than 230 ml a day.
A. Taking in too much sugar can bring health problems.
B. They hope this will stop people from buying them.
C. Does this mean that eating fruit is also unhealthy?
D. But how much should we drink?
E. They think it's natural.
Dawson was an angry old man，and everyone knew it. He had the best apples in town，but kids knew they couldn't go into his garden to pick apples because he would run after them.
One Friday，12-year-old Janet was going to stay all night with her friend Amy. They had to walk by Dawson's house on the way to Amy's house. As they got close，Janet saw him sitting in front of his door. So she suggested （建议）they should cross over to the other side of the street. Like most children，Janet was afraid of him.
Amy said Dawson wouldn't hurt them and kept walking. When they got closer，Dawson looked up angrily. But when he saw Amy，he smiled and said， "Hello，Amy. I see you've got a friend with you today. "
Amy smiled back and told him Janet was staying overnight and that they were going to play games. Dawson said that sounded fun and gave them each a fresh apple.
They walked on for a while，and then Janet asked Amy， "Everyone says he's not friendly.
Why was he so nice to us ?"
Amy said， "When I first walked past his house，he wasn't friendly and I was afraid of him. But I pretended（假装）he was wearing an invisible（看不见的）smile and so I smiled back at him. It took a while，but one day he smiled back at me. "
"An invisible smile?" asked Janet.
"Yes，" answered Amy， "my grandma told me that if I pretended he was smiling an invisible smile at me and I smiled back at him，then sooner or later he would really smile. "
• Lijiang River National Park，China
Lijiang River is in Guilin. The limestone caves and green hills along the river are amazing. The hills are different in shape. One looks like an elephant drinking water with its long nose. People call the hill "Elephant Trunk Hill". The best way to enjoy Lijiang River is to take an 83-km-long boat trip from Guilin to Yangshuo.
• Grand Canyon （峡谷）National Park，US
The Grand Canyon is one of the Seven Natural Wonders of the World. It is best known for its size and depth. It is 446 kilometers long，up to 29 kilometers wide，and 1. 6 kilometers deep. Every year，about 5 million people visit the park.
• Lake District National Park，England
The Lake District is England's largest national park. In fact，it covers about 1% of all the land area in Britain. As its name suggests，the park has the deepest lake in England. It is 74 meters deep. The park is a great place for playing water sports. You can sail and windsurf.
• Serengeti National Park，Tanzania
Do you love animals?The Serengeti National Park might be fun for you to visit. You can see some big animals here，such as lions，elephants and buffaloes. If you visit the park，you should not miss the annual animal migration （迁徙）. The animals often move at the same time in a year and to the same place.
B . 
C . 
D . 
One day in class，the teacher held up an apple，stood at the front of the class and said， "Please smell the smell in the air !What can you smell?"
One student put up his hand and said， "I can smell it. It is the smell of an apple. "
The teacher passed by each of the students with the apple in hand and said， "Smell again to see if the smell of the apple is still in the air. " Half of the students raised their hands to show that they could smell it. The teacher went back to the front of the classroom and asked again if the students could smell the apple.
Everyone put up their hand but one little girl didn't. The teacher came to the girl and asked， "You really can't smell the apple?"
The girl answered， "No，I can't smell it. I don't think it's a real apple. "
The teacher smiled at the girl and said to the class， "She is right!This is not a real apple. "
All of the other students' eyes were wide open. They also might have thought that the apple was not real，but they didn't have the self-confidence（自信） to speak up. They just followed the first student.
Do you know people use different parts of body to work? Some use their hands，like painters，while others use their feet，like f players.
Celine Ellena，a French woman，uses her n for work. She is a "perfumer （香水闻香师） ". She can smell and tell the difference between thousands of scents （气味）. Her grandfather and father are also perfumers. "My grandfather and father taught me things about perfumes. When I was little，I wanted to be a perfumer. Then I went to college to l about perfumes，" Ellena said. "When I smell a scent，I will remember it and w down the formula （配方）， then try to make it. " This job sounds i ，but it's also hard work. Sometimes she can hardly smell anything after long time work. But now she knows how to relax herself. It's very easy. She just smells her own skin.
