还没有登录哦!

[Issue Essay]

试题详情

题目:

Analytical!

选项:

答案:

提问:

For some birds the sense of smell appears to paly a role in navigation, since pigeons with surgically removed olfactory nerves ( were found to have increased difficulties ) in homing. A. were found to have increased difficulties B. have been found to have increased difficulty C. were found to have increasing difficulty D. had been found to have increased difficulties E. have been found to have increasing difficulties 答案是B,我选的A。不明白为什么要用现在完成时,而且感觉困难应该是复数。麻烦老师讲解。

解答:

点赞0
阅读240781
解答: sysadmin

提问:

请问这一题的解题思路

解答:

点赞0
阅读501884
解答: 徐小梅老师

提问:

求问解题思路

解答:

点赞0
阅读475436
解答: 徐小梅老师

提问:

求问解题思路

解答:

点赞0
阅读441215
解答: 徐小梅老师

提问:

条件一:(30+⏹)(20+🔼)=864化简为20🔼-🔼^2=64 然后从2开始带入,得出当🔼=4时成立。条件二:⏹✖️🔼=24得出3、8和4、6两组可能解,分别带入,只有36和24成立,所以条件二充分。请问以上这个解题思路对吗,或者说有更简便的?

解答:

点赞0
阅读439713
解答: 徐小梅老师

提问:

第14题 请徐老师解答 谢谢!

解答:

点赞0
阅读381033
解答: 徐小梅老师

提问:

请问这道题的解题思路

解答:

点赞0
阅读380485
解答: 徐小梅老师

提问:

第13题: 听老师jj课里讲的说选C,我不太明白条件2的分析,老师上课说条件2,若st同号,上式取等号,若st一正一负时,上式是小于号。那不就可以通过条件2直接判断上式大于号不成立吗,也就是答案是No。请老师更正下我的思路。

解答:

点赞0
阅读388866
解答: 徐小梅老师

提问:

请徐老师讲下这两道题:这两个都做对了 但是感觉做的时候不太自信,想了一会,想听下老师的思路。谢谢老师!

解答:

点赞0
阅读388717
解答: 徐小梅老师

提问:

麻烦徐老师讲一下Q9,选了E。我的思路是分析rounding后estimate的最大和最小的差值。

解答:

点赞0
阅读341930
解答: 徐小梅老师

提问:

请徐老师讲一下Q7思路。读题是不是很明白题意说的到head的概率不是1/2。

解答:

点赞0
阅读343225
解答: 徐小梅老师

问个问题

点我领取
免费专项课程
在线咨询