请问曹老师，（ ）in the mountains for a week,
the two students were finally saved by the local police.A. Having lostB. LostC. Being lostD. Losing这道题到底应该选B，还是选C？是不是B和C都是可以的？B和C分别表示什么意义，有什么区别？面对这样的选...
在一篇口语对话中看到下面的对话： Bob: Well, Fred! Come right in! Haven’t seen you in a month of Sundays! Fred: Good to see you, Uncle Bob. 请教一下，其中的 a month of Sundays 是什么意思？
有以下问题想请教老师：1.You standing here staring at her is a little creepy.请问这句话以下两种分析是否都可以：1)这是两个动名词作主语，中间省略了and：You standing here (and) staring at her is a little creepy.2)因为stand是动名词也有动词属性，...
... happens , we had been having a great number of cases of
diphtheria in the school to which this child went during that month.
请问在这里使用完成体和完成进行体的区别是什么？
完成进行体更强调事件在那个月里不断发生吗？还是本质区别并不在此？
I ha...
...le at a conference, “There have been a couple of studies suggesting they are increasing their song output at night and during the day they are still singing. Singing is a costly behaviour and it takes energy. So by increasing their song output, there might be some costs of energy. ”我对其中...
怎么确定什么时候用 yourself 或者 yourselves 。例如：The old city centre is small, which makes it very easy to explore on foot. A river neatly divides the town, not only physically but in spirit too. On one side, you find many grand houses, but on crossing the river, yo...
老师您好！介词 to 与 for 都有“给……”“为……”的意思。例如：He har nearly set up a record for the thousands of children who dream of evading school.本句中用的介词 for 表示“给这些孩子们建立了一个记录”，为什么不用 to 呢？
...You’ll see more if you walk and if you cycle.than is necessary 与 than are necessary辞书质疑(16)：《剑桥英语语法》上的 upwards percolation 用得妥当吗than比较分句省略主语的疑问(This result is better than ___ would probably be achieved by a vaccination policy.)比较...
"Everyone will think youa perfect swine.""Let them.""Won't it mean anything to you to know that people loathe and despise you?""No."请教老师：在Won't it mean anything to you to know that people loathe and despise you? 中， 不定式to know that people loathe and despise you 是作什么语...
...下！1.The ways of reading indicated here are without doubt kinds of comprehension but they show comprehension to consist not just of passive assimilation but of active ...
... Nothing would induce me to help the police in any way. For all they cared it might have been me, instead of my effigy, which these rascals burned at the stake. Surely youare not going! You will help me to empty the decanter in honour of this great occasion!上面节选中，对于For all...
If you take your kids to a movie and McDonald’s and it’s not perfect, you’ve wasted an afternoon, and it’s a sense that you’ve lost something precious.译文：如果你带孩子去看电影或去麦当劳，单度过的时光并不甜美，那你就浪费了一个下午，感觉就像是...