...薄冰高级英语语法》上有这样一句：In the newspaper, it says that the concert was cancelled. 报上说音乐会取消了。 (it 不必要，应改为 The newspaper says that the concert was cancelled.)我不明白为什么这样用的 it 是不必要的。请老师解释一下，谢谢...
...h the orange ball, the smell of it, the feel of the pebbled leather grains and the perfect grooves under his hands; andits bounce, and the way it sounded different on concrete or polished hardwood. 这里为什么用了两个and，而且还用了分号，想请老师请教下，谢谢了。
We have the chance to obtain information about how the moon is constructed.请问这个句子的结构是这样拆分吗：主语we+谓语have+宾语the chance+补语to obtain information+定语从句about how the moon is constructed如有错误，请各位指正
老师们好，请问这句话能不能和下面这句划等号？Before I went to the police station, I called the client's office.=When I went to the police station, I had called the client's office.
比如and连接两个或者多个动词（都是动词），形容词（都是形容词），名词（都是名词）等等。A , B ,C and D。 ABCD 词性都应该一致。像 less cost of purchasing catalyst and more economically efficient. and前后连接词性不一致，应该是错误的...
求问：Granted that he said so, he may
not keep his promise. =It being granted that...（1）It
being granted that...怎么理解，为什么=granted ?Granting that he said so, he may
not keep his promise. （2）Granting
that he said so中，granting作什么成分？
He said Google has made improvements since then and was confident it could deliver games in the largest high definition standard, 4K, and running at 60 frames a second.最后and running让人摸不到头脑，running我觉得是deliver的伴随状语，可是为什么要用and连接？难道这是...