( Based on the growth rates of large modern reptiles such as ) the Galapagos tortoise and examination of fossils of juvenile dinosaurs, scientists estimate that the larger dinosaurs probably lived to be between 100 and 200 years old. A. Based on the growth rates of large modern reptiles such as B. On the basis of growth rates of large modern reptiles such as C. Based on the growth rates of large modern reptiles like D. On the basis of growth rates of large modern reptiles, like those of E. Based on the growth rates as those of large modern reptiles like 答案是B，错选了A。科学家基于爬行动物的生长率，估计了恐龙的存活时间。科学家做based on的逻辑主语有错吗？麻烦老师讲解。 (Based on account of various ancient writers) , scholars have painted a sketchy picture of the activities of an all-female cult that, perhaps as early as the sixth century B.C, worshipped a godness known in Latin as Bona Dea "the good goddess". A. Based on account of various ancient writers B. Basing it on various ancient writer's accounts C. With accounts of various ancient writers used for a basis D. By the accounts of various ancient writers they used E. Using accounts of various ancient writers 答案是E，还是错选了A。做题时在AE纠结了好久，因为不确定学者作为“基于不同作家的解释”的主语是不是错的，而且感觉基于要比使用的表达更好，尽管可以确定using的主语是学者，但还是把E排除了，麻烦老师讲解。 因为不知道这两道题是犯了什么错误，所以去有道查了based on 的例句，发现人是可以做主语的：Based on the finding, one might predict that the bank should increase its display and budget. 以及 Based on that representation, the district judge denied a motion to dismiss the new comlaint. 麻烦老师讲解这几个题的区别。

请英吉老师看一下我这道作文题的找错和论证有什么不足，谢谢！

麻烦唐瑭老师讲解一下这道题的做题思路 谢谢～

麻烦唐瑭老师讲解一下 这道题AC选项以及为什么定位最后一句可以的到A 谢谢～

麻烦金老师讲一下这题C选项，分号后面的句子中is算不算谓语？ 再麻烦老师讲一下这句话意思 谢谢～

麻烦老师分析一下这道bf题 谢谢～

请老师解答一下这个ir题，感觉像加速度有关的物理题，但我忘记公式了

请老师在纸上写一下这道题的过程，谢谢！

英吉老师您好，请问您能够给我解读一下这篇阅读吗？谢谢@英吉

May老师好…117题是一道机经题…请问E为什么不可以。谢谢！

麻烦老师从头到尾讲下这个题，也不太明白为啥CD的choose sb for heading不行，以及C选项的as为啥不行，我记得语法课上讲as是=，在这个题里面Meri…这个人也可以等于这次expedition的head啊，是不是我as的理解有问题，麻烦您详细纠正/指点下，谢谢