1. Teenagers need to work hard to a ________ their dream as everything is to be earned.
2. Getting good grades through hard work will give you a feeling of a great a ________.
3. Don’t worry too much about your son. He is not a kid but an a ________ now.
4. Paper is one of the four great inventions made by a________ Chinese people.
5. I always keep myself a ________ at night by drinking coffee.
6. The water in this area is d ________ than that area for kids.
7. The Sahara is larger than any other d ________ in the world.
8. The spirit of these climbers shows that human can sometimes be stronger than the f ________ of nature.
9. Our g ________ has decided to take actions to control some serious pollution.
10. The price of the hotel i ________ breakfast. So you don’t have to pay for it.
11. She always wanted to sail across the Pacific O ________.
12. Fifty years ago, the world p__________ was smaller and there was more fresh water available per person than there is now today.
13. The old house where he used to live is about 99 s ________ meters in size.
14. Bell didn’t invent the telephone overnight. He s ________ by trying many times.
15. It’s really difficult to climb Qomolangma because t ________ clouds cover the top and snow can fall very hard.
16. G20 is just around the corner, millions of t ________ will come to Hangzhou after that.
17. Badaling is part of the Ming Great W ________.
18. He w ________ the watermelons in his hand and chose the heaviest one.
19. The river is about six miles w ________ and one hundred miles long.