不定项选择

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单项选择题
设函数在以原点为中心的圆环内的洛朗展开式有m个，那么m=（ ）A. 1B. 2C. 3D. 4
问答题
Fill in the blanks in the following sentences with the words given in the box. Change the form where necessary. specific considerable accustomed tackle pick up tempt possess in bulk systematic boast 1) Whether the matter will be better or worse depends on how you _____ these problems. 2) We should make a concrete analysis of each ______ question. 3) It will take __________ time to write a term paper well. 4) Xiao Ming ________ his English when he was in middle school. 5) The man ___________ to do the wrong things by his friends. 6) Some animals _______ characteristics of man. 7) Tom often ______ that he is the best runner in his class. 8) When in a new country, you’ve got to be __________ to its environment. 9) With automatic testing tools, we can ____________ check out these machines. 10) If you buy these items ______, we can give you a 10% discount.
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