Multiple choice questions多项选择题 　　Choose the correct answers to the following questions. 　　Comprehension理解 　　1 The reduction of noise is a good cause and it's important to ______ . 　　a.understand that noise affects people 　　b.understand the people who dislike noise 　　c.make sure we have a quieter society 　　d.prevent it from getting a bad name 　　2 Stories like the one about the typist ______ . 　　a.help us to understand the effects of noise 　　b.do not help us to understand the effects of noise 　　c.show how noise can produce mental illness 　　d.cause considerable distress 　　3 Project Anehin provided an opportunity to ______ . 　　a.study the effects of noise on a large number of people 　　b.consider what life is like on aircraft carriers 　　c.conclude that noise has bad effects on people 　　d.explore the workings of the United States Navy 　　4 Project Anehin proved that noise ______ . 　　a.has no ill effects at all 　　b.is less dangerous than being brought up in an orphanage 　　c.is really bad for the health 　　d.doesn't appear to have any bad effects 　　Structure句型 　　5 ______ you turned eagerly to the text…(1.8) 　　a.As 　　b.On 　　c.While 　　d.When 　　6 Eventually, she ______ go into a mental hospital.(1.10) 　　a.will go 　　b.should go 　　c.was obliged to 　　d.made to 　　7 What is needed is a study of large numbers to discover ______ they are ill.(11.14-15) 　　a.if 　　b.unless 　　c.in case 　　d.lest 　　8 Noise is ______ dangerous ______ being brought up in an orphanage.(11.22-23) 　　a.not…as 　　b.not so…than 　　c.not so…as 　　d.no as…as 　　Vocabulary词汇 　　9 It is ______ that noise abatement could be discredited.(11.4-5) 　　a.perhaps 　　b.acceptable 　　c.certain 　　d.probable 　　10 ______ she had to go into a mental hospital.(1.10) 　　a.At least 　　b.In the end 　　c.At the finish 　　d.In fact 　　11 Now the ______ in this sort of anecdote is…(1.10) 　　a.case 　　b.knot 　　c.difficulty 　　d.weakness 　　12 This result merely ______ earlier American and British studies.(1.20) 　　a.verifies 　　b.certifies 　　c.exemplifies 　　d.certificates 　　以上就是小编为你带来的课后练习多项选择题，你对了多少呢？