...状语，这个时间状语是否特指频度状语？比如：I have gone to
the library every day for 20 years.如果我去掉every day只用for 20 years就是错误的吧，因为非持续性动词go不可以接for持续时间状语，所以完成体表习惯必须是频度状语对不对？(另...
...举过的一个例子：“A、B、C三个人对话。A问到，Where is Tom？B说，I don't know
where he is. C说，I know where he is. 在这个语境中，虽然C说的是肯定句，你也必须理解C说的这句话中where从句是疑问分句，而不是名词性关系分句。”可在【...
...用过去完成时。如：
By the time I got home, she had already gone to bed. 我到家时她已睡觉了。
By the time he got there, everyone else had arrived. 他到达那里时，别人已都到了。
The rain had set in steadily by the time we got home. 我们到家的时候雨已经...
...are no dusty cassette-tape fragments among the ancient bones, for example, to tell us how language was back in the early stages. (George Yule, The Study of Language, p. 1) 古代骨骼堆中，又没有带尘土的录音带碎片来告诉我们，在那些远古时代，语言是怎么样...
...了以下例句：before：It was before I went to college.It was five hours before I finished the work.after：It was after independence that the people began a new life.It ...
Social science is that branch of intellectual enquiry (which seeks to study humans and their endeavors in the same reasoned, orderly, systematic, and dispassioned manner that natural scientists use for the study of natural phenomena.)但正常来说，从句应该是in the same manner that natural s...
有两个完成句子的题目：1. Let's try to speak English ____________. 让我们尽可能多说英语。 答案是： as much as possible.2. Please write sentences ______________. 请写出尽可能多的句子。 答案是： as many as possible.我觉得，第1句中 as much as possible ...
...呢？ 那么当indeed和quite the opposite一起出现时： History teaches us that science is not _____ enterprise; indeed, it is quite the opposite, a motley assortment of tools designed to safeguard researchers against their own biases.空格处正确答案为a monolithic。句中有n...
Mother would count out to her a bag of laundry that had accumulated over several weeks. The number of farms declined over the period.over the period似乎是以一种鸟瞰（bird's eye view）的角度，「总结性」地看待这段时间。农场数量在时间内可能时而...
...民登记the registration of
trademarks 商标注册the registration of motor
vehicles 机动车的登记2. 用于名词前作定语（补充）除以上用法外，registration还在许多搭配中用于名词前作定语。如：registration procedure 注册程序registration process 注册步骤r...
...and the sometimes disappointing truth by the time they reached their early to late-20s.对于句子中by the time+从句我有两个疑问：1.如何理解这里的by the time+从句在整个句子中担任的成分？我明白by the time一般视为引导时间状语从句标志了，但是本身by...
...怎么判断分词是做定语还是状语？Andrea Hernandez has refused to wear the new badge citing religious and privacy concerns.安德里亚·埃尔南德斯以宗教和隐私问题为由拒绝佩戴新徽章 I was surfing the Net looking for information on Indian music. ...