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241101
解答: sysadmin

提问:

请问这道题c选项为什么不能用过去完成式?之前的“had installed”不也是过去完成式吗...怎么判断什么时候用过去完成时什么时候用现在完成时什么时间用一般过去时啊?

解答:

点赞1
阅读287460
解答: 金栩竹老师

提问:

请问这道题e选项“that”表示了什么?

解答:

点赞0
阅读287850
解答: 金栩竹老师

提问:

请问在这道题里面 to do和doing的区别是什么?

解答:

点赞0
阅读288123
解答: 金栩竹老师

提问:

请问这道题为什么不可以用过去完成时?“its trunk”里面的its会不会被当成是aquatic animal而不是大象?“with”之后是不可以接整句吗?

解答:

点赞0
阅读288257
解答: 金栩竹老师

提问:

请问这道题b、c为什么不对

解答:

点赞0
阅读288208
解答: 金栩竹老师

提问:

请问这道题e选项错在哪里?

解答:

点赞0
阅读288581
解答: 金栩竹老师

提问:

请问这道题为什么不能选e?

解答:

点赞0
阅读288433
解答: 金栩竹老师

提问:

请问为什么c不对?that of是什么意思?

解答:

点赞0
阅读288208
解答: 金栩竹老师

提问:

请问in which 和 where的区别是什么?哪个能指代抽象地点,哪个是实际地点?

解答:

点赞0
阅读289132
解答: 金栩竹老师

提问:

D选项错的原因之一是说不应该用that they participate 请问这个错在哪里了?

解答:

点赞1
阅读297441
解答: 金栩竹老师

问个问题

点我领取
免费专项课程
在线咨询