问题 in front of 和 in the front of 在用法上有什么区别

—Where is he？—He's sitting ________ of the classroom and doing his homework.A.in frontB.in a frontC.in the frontD.on front

话题 either...or

话题 用or

话题 or

话题 对后缀or

话题 neither...or...

话题 either or

话题 or rather

话题 定语or状语

话题 either…or...

话题 whether...or...

话题 or not

问题 并列连词包括either…or…,both…and…等吗

我理解的并列连词应该是指 and, or, so, but 等，但老师说 either…or…, both…and…, neither…nor…, not only…but also…等也是并列连词。是这样吗？

问题 and or后的时态

，请教您一下这道题的话如果想通过by来回答，那答案是by calling victor ...    or  send   还是sending  呢？    

文章 关于对好题分享(41)比较从句中what 用法的分析

...。通常省略what 更为正式。请比较外刊例句：1. The variety of cultures and economic systems in India may be greater than one finds in all of Europe. (省略what)出处：Comparative Economic Studies, 2005，p. 5742. Our wild fruits are far more delicious than what one finds growing wi...