请问老师们，2021高考甲卷(2021全国卷Ⅱ)语法填空中有这么一句话：It was built originally to protect the city _____ the Tang dynasty and
has now been completely restored. 参考答案上给的是in，我想问填during可以吗？谢谢老师！
According to the scientists who found its dead body, all that remained
of the polar bear was "skin and bones".
请问remain of是不是理解成从...遗留？of在这里怎么理解？remain of是固定搭配吗？
...ulated that the bet would be payable once the LHC had produced enough data to be sure of the outcome。求教各位老师，这句话的黑体部分是once引导的虚拟语气吗？如果是的话，是错综虚拟吗？但是好像意思说不通。后半句我一开始想的是单纯的过去完...
...志人物原形的文章说：It was a slow,expensive and humiliating way to pursue business
partners, especially considering he spent that time living out of his car and
eating meals begged from friends.想请教这句话，最后使用过去分词back的修饰前面名词meal，但beg在这里没...
Approached in
this way, you are sure to solve the problem.请问：1. 这里的Approached...way是过去分词短语作条件状语吗？2. 过去分词作状语的时候与逻辑主语构成被动关系，但这里approached与you并不是被动关系呀？3. 有老师解释为垂悬结构，但是...
下句摘自某教辅习题Our teacher told us to build a "time capsule", a box in which
we put things we think people in the future will be interested.我认为句末的interested应该有介词in才对。盼专家老师就此分析一下，谢谢。
...wed, as is standard practice. That
and Titan's unusual design subjected it to scrutiny in the undersea exploration
community.这句话的as is standard practice应该是非限制定语从句，这个as 指代什么？指代前面的reviewed?怎么翻译这句话？
.... My parents thought all of this was a grand idea
and called Betsy’s dad with their ___47___.Our ___48___ in the factory were simple: Place cakes
on a moving belt. Attach icing (糖霜) ears. Apply icing eyes and
nose. ___49___ bunny from the belt. This was ___50___ than it sounds. ___51___
a bit ...
—How many people are invited to the part?—_______.A. Just a fewB. SomeC. Only a little.答案是 A。当然 C 肯定不可以，因为 a little 用于说明不可数名词，但为什么 Some 不行呢？some 不是可以用于可数或不可数词吗？