【单选题】下面几种推理过程是演绎推理的是 ( )
A.
两条直线平行,同旁内角互补,如果 和 是两条平行直线的同旁内角,则 .
C.
某校高二共有10个班,1班有51人,2班有53人,3班有52人,由此推测各班都超过50人.
【简答题】One day, when I was working as a psychologist in England, an adolescent boy showed up in my office. It was David. He kept walking up and down __36 , his face pale, and his hands __37_ slightly. His he...
【简答题】Mike was a small boy,and he didn't like washing his hands.Every day his mother said to him: 'Mike,your hands are very dirty again.Go and wash them.'But Mike never washed them well.He only put them in...
【简答题】A.NH 4 Cl B.NH 4 HSO 4 C.CH 3 COONH 4 D.NH 4 HCO 3
【单选题】The very thought of his cold clammy hands gives me a feeling of repulsion , because they are very ____.
【单选题】Then he spat on his hands, seized his spade and cried : "Now you are going to see what kind of a man you have, Mary." what do you think about Martin's actions?
A.
he was afraid of hard farmer's life and cried
B.
he was rude because he spat
C.
he was full of energy,desire and worked very hard
【单选题】下面几种推理过程是演绎推理的是( )
A.
某校高三有8个班,1班有51人,2班有53人,3班有52人,由此推测各班人数都超过50人
C.
平行四边形的对角线互相平分,菱形是平行四边形,所以菱形的对角线互相平分
D.
在数列{a n }中,a 1 =1,a n = ,由此归纳出{a n }的通项公式
【简答题】上机练习一:实现幸运抽奖 上机练习二:会员信息录入 上机练习三:购物结算 上机练习四:计算会员折扣 具体见附件 chp3上机练习.docx