请教专家老师：We have been brought up to fear insects. We
regard them as unnecessary creatures that do more harm than good. We
continually wage war on them, for they contaminate our food, carry diseases, or
devour our crops. They sting or bite without provocation; they fly uninvited
into our ...
Don't judge a book by its cover We live in a complex world. In the world, there are good things and terrible things. Let's see some contrary groups, beautiful persons and ugly persons, noble person and humble person, the rich and the poor, warmhearted person and ...
... city. 这所学校成立于100多年前，在本市很有名。
2. Being watched by so
many people then, she felt very nervous at the stage. 当时由于那么多人在观看她，所以她在台上很紧张。
用在句首作状语时，“过去分词”表示“被动和完成”；而“现...
...念3，第34课， A happy discovery 里有一句： Like a scientist bent on
making a discovery, he must cherish the hope that one day he will be amply
rewarded. 此句中跟在 a scientist 后面的 bent on doing 怎么理解？ 有个固定搭配是 be bent on,
这里是不是 Like a
scie...
When I was in middle school, my social studies
teacher asked me to enter a writing contest, I said no without thinking. I did
not love writing. My family came from Brazil, so English was only my
second language. Writing was so difficult and painful for me that my teacher had allowed me to present
my...
on weekends 与 on the weekend 有什么区别，这两个词有什么区别；是不是 on weekends 指的是星期六和星期日。on the weekend 指的是星期六或者星期日某一天是这样理解的吗？He wants to go to Beijing next weekend.为什么这里的 weekend 不用 weekends?谢...
原句：We asked some friends around to watch a film, but the video was playing up and it eventually broke down.翻译：问题一：ask around的本意不是询问的意思吗？问题二：还有was playing up不应该是had been played up吗？表示电影已经开始了
《A Flower For
Your Window》by Leigh Hunt美国语文教材改编版：The
other day we were in a garden where Indian corn was growing, and some of the ears were plucked to show us. First, one leaf
or sheath was picked off, then another, a third, a fourth, and so on, as if a fruit
seller were unpa...
... 杂质;不纯物质 Impurities are substances that are present in small quantities in another substance and make it dirty or of an unacceptable quality.and make it dirty or of an unacceptable quality.是第二个省略关系代词的定语从句还是与 Impurities are substances th...
Think of your brain as a muscle. If you didn't practice regularly with your track team, and then tried to squeeze in three weeks worth of running practice the day before a track meet, how well do you think you'd perform in your races?请问老师这里的worth是什么用法？没...
The Pentagon has not released details of the damage the vessel incurred
nor how long it might be out of actionin a region which, with the rise of the Chinese navy, is seeing growing demands
on the US
fleet.Which leaves US
military planners with some big questions to answer in the coming weeks and
m...
The implications of disinfection by-products (DBPs) present in drinking water are of public health concern because of their potential mutagenic, carcinogenic and other toxic effects on humans.张老师：我看文献看到这么一句话，我的理解它大体意思说：我们的日常饮用水都...