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【单选题】
As tempting as it can be to let it all hang loose and stop worrying while on vacation, you do want to be aware of your ecological impact. Without a little planning, you may (31) specific environmental and social issues in a given location. You are also inherently reliant on transportation that may be better or worse (32) greenhouse-gas emissions. The synonym for the eco-savvy traveler is (33) .
First of all, you should choose ecologically (34) modes of transportation. This means lessening or eliminating your dependence on travel (35) that result in heavy carbon footprints. Airplanes and cars (36) significant amounts of greenhouse gases to the atmosphere. Walk or bicycle as much as possible—a good method of (37) yourself in your destination. Electric trains and buses are also examples of more efficient and cleaner (38) of mechanized travel.
Secondly, investigate the agencies you may choose for your trip to find out their practices and reputations. Ask the company (39) what they do for the local community and (40) they ran their operations. Some may contribute little economically to the area or they may (41) engage in ecologically damaging practices, (42) fuel-costly tours or excessive harassment of wildlife in the name of sightseeing.
Thirdly, buy locally. This practice can have (43) positive implications, both ecologically and economically. (44) of food and other goods from outside the region (45) a lot of energy in the form of transportation and environmental processing. (46) foods that are regionally in-season and locally produced reduces (47) and helps support local farmers and manufacturers.
Finally, tread lightly on the landscape. When visiting a wild area, don’t drive or bicycle off designated routes. If camping, (48) up all garbage or dispose of it in designated receptacles. (49) if dispersed camping is permitted, use preexisting camps (50) possible to lessen erosion.
A.
plans
B.
means
C.
paths
D.
routes
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】手术治疗断耳疮，术毕创面撒多粘菌素B 药粉后皮肤应作哪一种处理：
A.
贴回创面，对好创口，不予缝合
B.
贴回创面，对好创口，予以缝合
C.
贴回创面，放引流条，予以缝合
D.
贴回创面，错开切口，防止粘连
E.
贴回创面，对好创口，放引流条
【单选题】Why do some people justify plagiarism（） A. They find it respectable. B. They consider it a big deal. C. They find it morally acceptable. D. They consider it a common behavior.
A.
Questions 26 to 29 are based on the passage you have just heard.
B.
26-29
C.
Recently．a biology teacher in Kansas—a state in the American Midwest--made national．and even international news．After Christine Pelton discovered that 28 of her 118 students had plagiarized parts of a major project，she gave them failing grades．(26)Although this was the school policy,the students’parents complained．The school board directed Ms． Pelton to change the punishment：They told her that 600 points should be taken from the offenders，rather than the entire 1,800 points．(27)Ms.Pelton resigned in protest．
D.
Although the incident may soon be forgotten，lt raised some important questions：What is plagiarismHow serious is itThe simplest form of plagiarism Occurs when someone copies material without giving credit to the source．
E.
Some people claim that copying is necessary to do well in school．They llave realized that their own words are not as good as someone else’s．(28)Another common argument is that everyone does it，so it’s not a big deal．In fact，it has been learned that even some highly respected figures，including Martin Luther King，Jr.,have plagiarized．
F.
(29)Although some people find reasons to justify plagiarism,others feel the issue is clear-cut：They feel it is morally wrong，and consider it stealing--a theft of ideas rather than money．These people believe that students who plagiarize benefit unfairly．They receive a better grade than they deserve．
【单选题】76（） A. undergo B. underline C. underachieve D. underestimate
A.
Staying in school really can make you smarter. A new study from Norway finds that students who (67) in school longer than their counterparts have higher IQ (Intelligence Quotient)scores.
B.
In the mid-1950s, the Norwegian government began (68) students to (69) school until they were 16 years old, (70) than allowing them to drop (71) at 14.
C.
Communities had until 1972 to (72) in the compulsory education reform, which meant that, for nearly 20 years, youngsters in some municipalities (自治 区) went to school for seven years and others attended classes for at least nine years.
D.
That gave Taryn Ann Galloway a (73) opportunity to see what impact the extra two years of education had (74) the intellectual (75) of students. Galloway, a researcher at the University of Oslo, explains that all young men in Norway are required to (76) a cognitive (77) ,or IQ test,for the military (78) at age 19.
E.
So, she and her colleagues were able to sift (筛选) (79) data on 107,000 draft-age young men, correlating their years of education (80) their IQ scores (81) by the military.
F.
The (82) IQ score on the intelligence test is 100, with most of the population (83) somewhere between 85 and 115 on the (84)
G.
"The young men who were forced to stay in school for two years longer (85) did have higher IQs," Galloway says. Students who got a full two years of extra schooling showed an IQ (86) of more than 7 points. "I think it’s because you do learn general thinking skills at school and you are able to practice them." according to Galloway.