Recurring revenue is the portion of the revenue that is going to continue in the future. It provides a growing base of revenue on which management can rely while focusing on ways to grow the business.on which, 为什这里要加介词on？
Hardy's weakness derived from his apparent inability to control the comings and goings of these divergent impulses and from his unwillingness to cultivate and sustain the energetic and risky ones.请问这个 ones 指的是 weakness 吗？怎么判断指代哪个？
...ow where he went.我知道他去了哪里。句3：I dont know where he is from.我不知道他来自哪里。句4：I went to see where the noise was coming from.我去看噪音来自哪里。句1中what是代词词性所以要有介词for，句2中where是连接副词作地点状语是副词词性...
(1)A girl is lying on the couch.这个正常的语序可以加there副词吗？There is a girl lying on the couch.这是个倒装句，这个句子还可以有哪些倒装形式？(2)There is a girl lying on the couch.这个句子里a girl是主语，is是系动词，there是副词，lying是表语...
... light of Dr.Lim's recent promotion to Chief of Surgery that she's now your supervisor?这个句子的结构有点看不懂，请问这个句子规范吗，按理说because后应该是个从句，但这从句的结构该怎么理解，in light of该视为什么结构？that从句又是什么...
Reader's Digest看到这样一句话：Where at first all that was demanded of him in school was a sign, now Matthew's teachers wanted a sign plus a vocalization of the word the sign represented.请问老师，此处的where 该怎么理解？是第一句中主语从句的一部分吗？
...ounts
previously paid, not to exceed the extent of Contractor’s recovery from Owner
or General Contractor on behalf of Subcontractor.有道翻译：在为方便而终止合同的情况下，承包商应向分包商偿还一笔金额，该金额等于终止日期前完成的所有工作的成本，...
The American medical school is now well along in the second century of its history.be along 是正处在...的意思吗？along在这是介词吗？in the second century of its history意思是在他的历史的第二个世纪里？
...看barren spring的时候看到这样一句:How he knew that the time had now come when sap should stir in the trees and life begin to move in the soil he could not have told himself. how是怎么用的呢?看翻译应该是一般疑问句，但是没有助动词，从句好像也不成立。很疑...
On search engines,companies will bid on keywords to use in ads.
这句话中to use是keywords的定语，形成动宾关系?如果use后面加上it
On search engines,companies will bid on keywords to use it in ads.这个句子中to use it in ads是状语吗?
老师解答，谢谢！