高考英语一轮复习 Unit4 Helping people around the world课后达标检测19（含解析）.docVIP

课后达标检测19　Unit 4　Helping people around the world (建议用时：70分钟) Ⅰ.单项填空 1．(2013·高考湖北卷)Carbon dioxide，which makes a________between us and the sun，prevents heat from getting out of the atmosphere easily，so the earth is becoming warmer. A．difference　　　　　　 B．comparison C．connection D．barrier 2．(2013·高考福建卷)Old－fashioned phones matter when wireless networks ________in disasters. A．turn down B．turn out C．break down D．break out 3．(2015·长沙模拟)It is not ________ to discuss the question again and again.　 A．worth B．worthy C．worthwhile D．while 4．We hurried all the way to the airport，only________that the flight had been called off because of the foggy weather. A．being told B．to be told C．having told D．to have been told 5．You have to be accurate in this job，because a small mistake can make a big ________. A．difference B．difficulty C．trouble D．change 6．Those who ________ new responsibilities need additional guidance for a period of time until they are familiar with the new work. A．set out B．take up C．set up D．take on 7．(2015·湘潭模拟)I look on it as a good opportunity to ________ fresh skills and broaden my knowledge. A．require B．accept C．acquire D．submit 8．As there is less and less coal and oil，scientists are exploring new ways of making use of ________ energy，such as sunlight，wind and water for power and fuel. A．primary B．alternative C．instant D．unique 9．(2015·江苏淮海中学模拟)The new trend of the flowing army of migrant workers ________ the attention of lawmakers and government advisers who ________ in Beijing for their annual sessions this week. A．caught；is gathering B．catch；have gathered C．are catching；are gathered D．has caught；are gathering 10．The company promised to pay some money for the customers ________ their shoddy(伪劣的)goods and ________ an apology in public. A．purchasing；making B．purchasing；make C．purchased；to make D．to purchase；made 11．It was essential that the application forms ________ back before the deadline. A．must be sent B．be sent C．would b