题目内容
若A为非空集，则A⊂A成立
查看答案
搜索结果不匹配？点我反馈
更多问题
{a,b}={b,a}
P(A∩B)≠P(A)∩p(B) （P(S)表示S的幂集）
如果A⊆B,B⊆C，则A⊆C
Peter took me in his boat and raised me on board. About four o’clock, we _________(1) three miles to the swamp (沼泽). My great ___________(2) of snakes had been increased by the bite I had received. But I was in no situation to choose, and I gratefully accepted the best that my poor friends could do for me.A very small garret (顶楼) was between the boards and the roof. The garret was only nine feet long and seven feet wide. The air was stifling (沉闷的); the darkness total. The_________(3) and mice ran over my bed. It seemed horrible to sit or lie in a cramped (狭促的) position day after day, without one _____________(4)of light. Yet I would have chosen this, rather than my lot as a slave ...After seven years in my _______________________(5), I finally secured a passage to New York in a boat with the help of my friends and family. However, I was rather ________________(6) when I got to New York: It made me _______(7) to find the north followed the customs of __________(8). We were carried away in a large, rough car. It was crowded with people. _______________________(9) babies were on the beds. The fumes of the whiskey and the__________(10) tobacco smoke were sickening to my senses.
微信支付 
支付宝支付