向给位老师请教一下:The distance by which these
accidentals change the pitch is called a semitone.这句话应该如何理解呢?我知道 accidental是升降记号的意思,semiton是半音的意思,但 by which 是什么语法结构呢?请各位老师指点一下!
Some of the most efficient refrigerators consume 70 percent less electricity than traditional models. 请教老师:可以说成less 70 percent electricity ?70 percent less electricity 和 less 70 percent electricity 意思有何不同?
I felt extremely exicted as it was the first time taht I ______ abroad at all.A. have ever beenB. would have ever beenC. had ever beenD. was ever这道题为什么选择过去完成时?
老师您好!I should have written a thank-you letter for the lovely scarf you sent me for my birthday upon receiving it.本句中存在定语从句,即 you sent me 做 the lovely scarf 的定语。upon 在本句中该如何理解?盼复!
The prolonged connection with France retained by its new rules and landlords made a deep impression on the English language. 这里retained by前面为什么不加be动词,不是被动语态吗?
But particularly when viewed against America’s turbulent past, today’s social indices hardly suggest a dark and deteriorating social environment.这里的viewed against该如何理解?可以理解成“对照”吗?viewed against与view against意思是不是不同?
But unlike their absolutist counterparts inthe Gulf and Asia, most royal families have survived because they allow voterstoavoid the difficult search for a non-controversial but respected public figure.这里 non-controversial, respected 都是褒义,为什么用but?