... when, having depleted theyoung leaves on one food plant, their offspring then fly onward to a different host plant, with no one aphid ever returning to where it started.这句话前面是根据上文省略了动词并且倒装了吗，后面when这里为什么有逗号隔开，when后面接哪里...
...The 27th Amendment which delays Congressional pay raises until after thenext election was ratified in 1992.But it's an amendment ratified in 1967 that's our next subject today.这里的until after thenext election 中的until 相当于when 吗？还有，最后一句感觉是强调句，不是定...
FEMALE PROFESSOR: Now, migration’s a natural survival strategy.Over the past two million years, colder glacial periods have alternated with warmer interglacial periods.FEMALE PROFESSOR: And so…um, in-in response to these gradual climatic swings, some species have shifted their ranges h...
...uld prefer to spend the weekend at
home rather than driving all the way to your mother’s. 我觉得与其开车跑那么远到你母亲那里去度周末，倒不如在家过更好些。在现代英语中，prefer…rather
than…也可用于连接两个名词或动名词，此时的rather than也...
...nomists predict that unemployment will drop to around its lowest practical level inthe United States by the end of 2016. But others say employers remain cautious about taking on new workers, and wages are growing at a frustratingly slow pace.practical level是实际水平的意思么？
问题：it
sure sounded like you had a great time. 句子中like原则上来讲是介词，赖世雄老师说这里like是不规范的用法，等同于as
if，相当于连词。但问题是后面的you had a great time 在我的感觉里这是由that
引导的名词性从句，只不过这个that...
It was the busiest ten minutes of the activity. I arrived at our place three minutes ____(early).只能是比较级吗？I think the problem with this office is that it is so small. we need a____ (large)one. 只能用比较级吗？比较级不应该是在原级large的基础上更大用large?而先...
...etitive D. expensive7.
World's Smile Day, ______ on thefirst Friday of October, is celebrated for the
spreading of simple joy and love to everyone. A.
celebrating B. having celebratedC. to celebrate D. ...
...triggered motion detector can turn on floodlights inthe yard and instruct your stereo to queue up thesound of a barking dog. Or say you want to avoid unwelcome guests. By mounting a video camera at the front door, youcan view visitors on a TV screen.第二句话中的say是引导条件状语从...
...se for them,” he said, “but if you discontinue it, you’re going have your most loyal customers really upset with you.”翻译为：Peretti说，《纽约时报》不应该把时间浪费在取消纸质版报纸上面，而如果不得不这样做，则应该采取恰当的方式。标粗的...
... seemed to wake
up. “The thing is, Aurelius, she’s not well.”“Ill? Thenyou must take me to her. Without delay!”“Not ill, exactly.” How to
explain? “She was injured inthe fire, Aurelius. Not only her face. Her
mind.” （03）In my arms the
baby stirred and opened his mouth to mewl...
If they elevate the threat of their weapons program to a level that we believe requires action then that option is on the table.这句话中的 to a level that we believe that requires action 是什么意思？是什么句子成分？
But explaining why you feel the way you do-say, money
was tight growing up, soit's important for you to have a robust safety net-can
help mitigate that. 这句话的the way you do是定语从句还是状语从句？后面这句money was tight growing up是不是从小就很穷的意思？
I want you, my boy, to do your duty in station, whatever it may be, to which it will please God to call you.我的理解：it 代指前面的 to do your duty in station，which 指代什么不是很懂。只知道作为宾语。to能否后移？如说成which it will please God to call you to？