When you talk about a person’s _____, you are referring to the country, race, or social class of their parents or ancestors.
A. origin B. nationality C. generation D. relation
In ____ accident _____ knowledge of first aid can make _____ real difference.
A. an; a; a B. the; a; the C. an; the; 不填 D. a; a; 不填
假设你是星光中学的李华，将参加主题为"Let's Ride Bicycles"的英语演讲比赛。请撰写一份演讲稿，主要内容包括：
1．目前汽车带来的空气污染和交通堵塞等问题；
2．骑自行车的益处，如节能环保、有利健康等。
参考词汇：低碳生活（low-carbon life）；节能（energy saving）
注意：
1．词数：120词左右；
2．演讲稿开头和结尾已给出，请将其抄写在答题卡上且该部分不计入总词数。
In the past my hometown was used to be a beautiful place. Thick trees and green grass could be seen in everywhere. In order to build house and grow more crops, people cut down more and more trees. With time went on, the whole forest was almost destroyed. Gradually the green hills have changed into wasteland. As a result, sandstorms struck us now and then, of which we suffer a lot. However, I do hope all the people should realize the terribly result of not caring about our environment. What's more, they should take good care of the forests and plant trees instead cutting them down to improve our living conditions.
根据下列各句句意和空白之后的汉语提示词，在答题卡指定区域的横线上写出对应单词的正确形式，每空只写一词。
1.They said that the painters were careless and their paintings were _____（荒谬的).
2.They are _______（反对）to my view and want to do it again.
3.Our friendship has steadily ________ （加强）over the years.
4.The boy is ____（沉迷于））to playing computer games and has lost interest in his lessons.
5.It is more difficult for smoking couples to become________（怀孕的）.
6.May the friendship between the peoples of our two countries last ______（永远）.
7.People had to gather up their few _____(财产)and escaped abroad.
8.Who can _______（预测）what paintings will be in the future?
9.We need a foreign policy that is more (灵活的).
10.The Chinese people should make a greater （贡献）to mankind.
__1.__ You can find it on buildings, sidewalks, street signs and trash cans from Tokyo to Paris, from Moscow to Cape Town. Street art has become a global culture. Even art museums and galleries are collecting the works of street artists.
Street art started very secretly because it was illegal to paint on public and private property without permission. __2.__Some think it is a crime and others think it is a very beautiful new form of culture. Art experts say that the street art movement began in New York in the 1960s. Young adults painted words and other images on the walls and trains. This colourful style of writing became known as graffiti（涂鸦）, whose art showed that young people wanted to rebel against society.
Street artists do their work for different reasons. __3.__They choose street art because it is closer to the people. Some artists try to express their political opinion in their works. Others like to do things that are not allowed and hope they can’t be caught. Advertising companies also use street art in their ads because it gives people the impressions（印象）of youth and energy.
_4.__Artists can show their pictures to people all over the world. Many people, however, say that seeing a picture on the Internet is never as good as seeing it alive.
_5.__There, it will continue to change and grow.
A. Street art used to be illegal, but now has become popular.
B. In today’s world, the Internet has a big influence on street art.
C. People often have different opinions about street art.
D. The street art movement lives with the energy and life of a big city.
E. With the development of science and technology, different art styles come into the Internet.
F. Street art, a very popular form of art spreads quickly all over the world.
G. Some of them do not like artists who make so much money in galleries and museums.
