...hould be taken to reverse this trend. Parents should give adolescents more
opportunities and courage to face difficulties, cultivating their ability to solve problems, while youngsters should make
efforts to be self-disciplined and independent. Only in these ways can children
really grow up and can ...
...I saw a most extraordinary small person,
who stood there examining me with great seriousness. Here you may see the best
portrait that, later, I was able to make of him. But my drawing is certainly
very much less charming than its model.我的疑问1：certainly 是副词 very much是副词，less也...
And
itis providing to be an increasing powerful tool in encouraging people to
purchase. 这是北京高考真题阅读理解中的一句话，这里的 itis providing that是什么用法， providing在这里该怎么理解呢？
If necessary (=If itis necessary), ring me at home. 如果必要，可往我家里打电话。
这里的 if necessary 是个省略句，它等于 if itis necessary，我想问，可以等于 if you are necessary 吗？因为后面是祈使句，省略的主语应该是 you，对不对？
Itis the north of the country, where the lands rise toward the Himalayas, that perhaps has the greatest potential as a vast, protected landscape. Much of this part of the country is essentially unexplored - at least by biologists - and itis here where there are undoubtedly lots of discoveries to b...
...he most persistent things I see people get wrong about the concept is that it equates to being “nice.” one of the most persistent things 名词短语做主语 I see（that 省略） people get wrong about the concept 宾语从句作 定语is （is that it......）是系动词（谓语动词）...
...is likely
to produce good results is not demonstrable until such time as a great deal
more data has been accumulated illustrating the nature of the supposed
situationally-conditioned linguistic distinctiveness.(D. Crystal: Direction in
Applied Linguistics）[汉译略]笔者认为：含有until such...
Itis time that 后面的虚拟语气通常是用过去式。如：
It’s time you washed those trousers. 你该洗洗那条裤子了。
Itis time that you bought a new coat. 你该买一件新外衣了。
It’s time that you started acting your age, Jeff. 杰夫，你该懂事了。
请...
My colleague, Mr. Hill, has a small but well-chosen library, where itis said he spends most of his spare time developing his mind.老师好！这句话中的itis said是插入语吗？