问题 than was是什么用法（than从句省略主语）

The Amazon rainforest is smaller now than was 50 years ago.请问这里的 than was 是什么用法？难道不应该是 than it was 吗？The Amazon rainforest is smaller now than it was 50 years ago.附相关截图：以上截图来自译林版高中英语新教材必修第三册第1单元(p7)...

问题 非限制性分词短语可以修饰整个句子吗

Other strokes are caused by bleeding into brain tissue when a blood vessel bursts, known as a hemorrhagic stroke.请问老师：known as…分词短语表示形容词性功能，可以修饰前面整个句子吗？是否需要改为 which is known as a hemorrhagic stroke

话题 more than a third of the time

话题 go to a place for some time

话题 It was my first time to do

话题 This is my first time to do

话题 one time前面加上定冠词the表示什么意思

话题 After it /what seemed a long time

问题 同位语从句

There are so many unpredictable factors in the world of work that employers have to downsize the workfore.请问这句是同位语从句吗，factors是先行词

问题 “学生证”不同翻译的理解与分析

...p2：Amy is getting her student ID card. 参考书上说，student ID card 的意思是“学生证”，但我也见过直接用 student card 表示“学生证”，请问这里的 ID 可以省略吗？汉语中说的“学生证”有哪些翻译方法？可以用 student 的所有格吗？比如...

问题 关于than是否能作介词的疑惑

...到个句子 Many of them, with more money than time, do their shopping there.想请教曹老师这里的than是否是作介词的用法，如果严格按照标准的话这个with短语部分的比较结构是省略了什么呢？

问题 “否定转移”是必须的吗？

有些动词（如 think, believe 等）后接宾语从句时，若宾语从句是否定的，则通常把宾语从句的否定转移到主句上，如：I don’t think that he is clever. 我认为他不聪明。I don’t believe that he will come. 我想信他不会来。请问这种否定转移...

问题 the same time last year前面是不是可以不用介词

...ed a 27% sales increase to$ 13.81 billion, up from$ 10.88 billion the same time last year, and an operating loss of$ 28 million.  亚马逊称（第三季度）销售额较去年同期增长27%，从108.8亿美元增加到了138.1亿美元，但经营亏损高达2800万美元。  ...

问题 not only...but also连接不对等词项

...时，but可以省略，代之以分号：Not only has she been late three times; she has also done no work.Not only do they need clothing, but they are also short of water.非正式语体不太使用这种结构，而更喜欢用其它结构，如：We don’t only go there in winter. We go in summ...

问题 go bike riding 是什么用法

...是什么语法现象？I remember we went bike riding together last fall when he visited you.1.在句子里的“went bike riding”，这是什么语法现象？为什么不写成象“go swimming／fishing／shopping／camping”这样呢？2.went bike riding与went riding意思一样吗可以互...