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ily bad F.Most were polite, or at least, indifferent.
参考答案： A 答案解析： 首先作者提到了在大学的工作，之后写到了具体的内容，所以这一句一定是个衔接的句子，即觉得这次经历很骄傲
546
A.Back at Renda, I had walked into my first classes feeling like a celebrity B.In my students' minds, I had little to offer them, except perhaps some sample questions for the mid-term exam. C.In others, the TA works as a grader and discussion leader D.I encountered these in China, and I faced them in the US. E.On the other hand, being taught by a graduate student is not necessarily bad F.Most were polite, or at least, indifferent.
完形填空
（每题1分，下面的短文有l5处空白，请根据短文内容为每处空白确定1个最佳选项。共15分）1、Sharks Perform a Service for Earth's Waters It is hard to get people to think of sharks as anything but a deadly enemy. They are thought to (51) people frequently. Although these fish perform a valuable (52) for earth's waters and for human beings, business and sport fishing are threatening their (53) . As a result, some sharks are at risk of disappearing from Earth. Warm weather may influence both fish and shark (54) . Many fish swim near coastal areas because of their (55) waters. Experts say sharks may follow the fish into the same areas, (56) people also swim. In fact, most sharks do not purposely charge at or bite humans. They are thought to mistake a person (57) a sea animal, such as a seal (海豹) or sea lion. That is why people should not swim in the ocean when the sun goes down or comes up, because those are the times when sharks are looking for (58) . Experts also say that bright colors and shiny jewelry (珠宝) may cause sharks to attack. A shark has an extremely 'good sense of (59) , with which it can find small amounts of substances in water, such as blood, body liquids and chemicals (60) by animals. These powerful senses help sharks find their food. Sharks eat fish, any (61) sharks, and plants that live in the ocean. Medical researchers want to learn more about the shark's body defense and immune (免疫的) (62) against disease. Researchers know that sharks (63) quickly from injuries. They study the shark in hopes of finding a way to fight human disease. Sharks are important for the world's oceans, as they eat injured and diseased fish. Their (64) activities mean that the numbers of other fish in ocean waters do not become too (65) . This protects the plants and other forms of life that exist in the oceans.
参考答案： C 答案解析：
165
A.weak B.little C.great D.few
参考答案： A 答案解析：
264
A.hunting B.mental C.social D.swimming
参考答案： B 答案解析：
363
A.escape B.recover C.return D.cut
参考答案： B 答案解析：
462
A.processes B.systems C.ideas D.theories
参考答案： C 答案解析：
561
A.those B.these C.other D.another
参考答案： A 答案解析：
660
A.produced B.contained C.used D.added
参考答案： A 答案解析：
757
A.for B.to C.as D.with
参考答案： B 答案解析：
858
A.help B.food C.friends D.trainers
参考答案： A 答案解析：
953
A.existence B.power C.mates D.skills
参考答案： C &
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