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看到说人类犬齿性别差异,差异在哪里?就是如题.人类犬齿性别差异是什么?最好有图例 什么猫科动物的犬齿最长 my man can谁有这首歌 20题 谁能帮我做一下20题, 20题 有回答必采纳 "断罪"一词是什么意思?如题面,求解释,越详尽越好貌似不是...断罪100倍返し 这个要怎么翻译 意思是“没有罪”的词语是四字词语！ 或者说有没有谨罪这个词?如果有的话希望解释下其中的意思 A:_____,Jim.I ______ find my pen.Can you see it?B:_____,I can't.Look!It's _____ there,under the desk.A:Thanks.Oh,______ not ______ pen.Mine is blue,but this ______ is black.Whose is it?B:Let me ______.Oh,it's mine.A:Here ______ ______ B:Thank _______ 速回I'd like to lake a shower.I don't want to have a bath.I'd like to lake a shower of a bath.The oceans give us a wonderful world.So we engoy it.The oceans give us a wonderful world it.保持原意,第2题是2个空格. It is important to us (learn)English Did you had a good time?错在那里? .You seldom had time for writing,______?:did you B:didn't you C:do you D:don't you 20题怎么写,回采纳 这20题怎么写我采纳你 设函数f(x)的定义域为R,且f(x)不等于0,当x>0,f(x)>1,对x,y属于R,有f(x+y)=f(x)f(y).设函数f(x)的定义域为R,且f(x)不等于0,当x>0时,f(x)>1,对x,y属于R,有f(x+y)=f(x)f(y).（1）求证：f9x)>0（2）解不等式 f(x)≤ 1/f(x+1 邓小平在改革开放时期是主席还是副主席,如是副主席,那主席是谁?要年份! 诺贝尔小传怎么写要二百多字的, 英语：同义句 Helen is 150 centimetres tall . Nancy is 150 centimetres tall ,too.Helen is ____ ____ ____ Nancy. 诺贝尔的小传怎么写 诺贝尔的小传是怎么写的? 如图,AB=16厘米,E是它的中点,阴影面积是12平方里面,求平行四边形的面积 补全对话下列A1___________B;his favorite subject is music.A2___________B;because it's interesting.A3___________B;hismusic teacher is mrs li.A4___________B;he has music on friday morning.A5___________Bhis favorite day is friday because he has mus 补全下列对话,A：(① ) you like to go out (② ) dinner with me B：Sure.(③ ) do you think of French food?A：I love it but I'm (④ )(⑤ )(⑥ )(⑦ ) for it tonight.B：Yeah,l'm not (⑧ ) .It's a bit greasy.A：Yes,(⑨ ) do you like Chi 补全下列对话 将下列对话补全A:Excuse me,------------------------------------------the library,please?B:Yes,-----------------------------------.A:---------------------------------------?B:No,it is not far.A:-----------------------------------------.B:You can 请各位帮我补全下列对话:What day is it?Today is --- ---. 补全下面的对话.A.l( )Lucy.What's( B.My name is jim.A.Nice to( )you.B.( )A.How( )you?B.I'm fine.( )And you?A.Im( ),too( )youB.What's( )numberA.( )555-1234.B.What's this in( A.( ) a quilt.What( )those.B.They are books.A.( )them,please.B.B-O-O-K- 怎么补全下面的对话?A:（ ）,sir?B:Yes,please.( )a pair of sports shoes.A:What size do you want, please?B:Size ten or elevenA:OK,what about this pair?B:Sorry,I( )black shoes.A:Oh,we've also got blue ones.B:Can I ( )on?A:Yes,please.B 下面的对话怎么补全A:Hello,Gina.1.________B.Yes,I do.lisa is my friend. 补全下面的对话 A:What 's your __ ,sirB:Well,doctor,there is something wrong with my __ .I almost can't see __.A:How long have been like this?B:___ last week ,I think.A:Let me have a look.Oh,I guess you are working too ___ these days and don't