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【简答题】
试将下列以2π为周期的函数展开为叶级数： (3)f(x)=|sinx|，-π≤x＜π； (6) ，-π≤x≤π．
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反馈参考答案：
举一反三
【多选题】系谱分析时应注意( )
A.
系谱信息的完整性与可靠性
B.
以先证者为核心分析系谱特点
C.
在一些常染色体显性遗传病中，存在外显不全与延迟显性等较特殊情况，二者均携带显性致病基因，其中前者终生不发病，后者可能在家系患者就诊时还未发病
D.
近亲婚配者常染色体隐性遗传病的发生风险远高于随机婚配者，因此当怀疑常染色体隐性遗传病时，应着重询问并标注有无近亲婚配现象
E.
由于现在家庭子女普遍较少，小家系越来越多，因此经常可以见到仅有一个患者的家系，这时可优先考虑隐性遗传，但不能排除新发突变导致显性遗传病的可能
【单选题】Reading Comprehension Directions:There are two passages in this part． Each passage is followed by some questionsor unfinished statements． For each of them there are four choices marked A,B,C and D．You...
A.
he would be away from home for four days
B.
he would be back in seven days
C.
he would be back in a month
D.
he liked a cup of tea
【简答题】La joven escritora quería visitar la zona minera. Allí varios de sus familiares sufrieron en carne propia la injusticia social.
【单选题】The major cause of malnutrition in the world is lack of ______.
A.
protein
B.
vitamins
C.
minerals
D.
food
【简答题】副矿物( Accessory minera )
【单选题】The scientists found what the isolated roots need is ______.
A.
quite natural
B.
sugar, minerals and vitamins
C.
some rare vitamins
D.
organic nitrogen compounds
【单选题】Reading Comprehension Directions:There are two passages in this part． Each passage is followed by some questions or unfinished statements． For each of them there are four choices marked A,B,C and D．Yo...
A.
They worry about school．
B.
They dislike living with their parents．
C.
They have to be locked in to avoid troubles．
D.
They quarrel a lot with other family members．
【简答题】外墙接近室外地面的部位称作_________,是墙身受水浸害较严重的部。(3分)
【简答题】外墙接近室外地面的部位称作__________,是墙身受水浸害较严重的部。
【单选题】An audience's disposition toward a topic will typically include each of the following EXCEPT ()
A.
Knowledge.
B.
Interest.
C.
Attitude.
D.
Stability.
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