Unit 4 Astronomy- the science of the stars课时作业

Learning about language

Ⅰ.单句语法填空

　　1．In recent years, the sea level has risen as a consequence (consequent) of global warming.

　　2．How did it come about that he knew where we were?

　　3．A large quantity of rice was (be) sold at a discount in the market yesterday.

　　4．The parents strongly opposed their daughter going (go) there alone.

　　5．Nowadays there is a growing tendency (tend) for people to shop on the Internet.

　　6．There are two hundred boys ranging (range) from seven to fourteen in age.

　　7．When asked (ask) to compare the education system of China and Britain, the professor gave no answer.

　　8．He states (state) in his speech that he is always eager to help others and he has the ability to serve the students.

　　9．After a quick glance at the patient, the doctor rang for an ambulance.

　　10．There is no doubt that the endangered animal is at risk.

　　11．It is playing too many computer games that has affected his health.

　　12．People in the town were opposed (oppose) to the proposal that the library would be pulled down to build a new shopping mall.

Ⅱ.阅读理解

　　(2017·扬州高二检测)

Since the beginning of the year, smog has covered parts of North China. In January, Beijing saw only five days without smog. The rising PM 2. 5 readings terrified many people, and some health experts said that whenever the smog gets serious, hospitals receive more patients suffering acute respiratory(呼吸的)and heart diseases.