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【单选题】
一位农妇提着一篮子鸡蛋去买,第一次卖掉了全部鸡蛋的一半又多半个,第二次又卖掉剩下的一半又多半个,第三次还是卖掉剩下的一半又多半个,最后农妇篮子里还剩1个鸡蛋。农妇篮子里原来有( )个鸡蛋。
A.
15
B.
16
C.
17
D.
18
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】第二篇 Sleep We all know that the normal human daily cycle of activity is of some 7 - 8 hours’ sleep alternating with some 16 - 17 hours’ wakefulness and that, broadly speaking, the sleep n...
A.
people hate the inconvenience of working on night shifts.
B.
your life is disturbed by changing from day to night routines and back.
C.
not all industries work at the same hours.
D.
it is difficult to find a corps of good night workers.