...一个像名词短语一样的结构。
Even those many of us who teach more or less effectively are often overwhelmed by justifitable concern for our lesson plans and their implementation, by getting our students through our courses and by negotiating the politics and administrative obligations th...
In arid regions, the water tables remain at a constant level far below the surface, preventing stream-beds from filling up even during wet years.后半句表示防止河床被充满还是不被充满?
A taped message from his mother plays in the background. At first Jimy had played the records everyone played in those days.请老师翻译一下这个句子。另外,请分析一下:为什么先做的动作用一般过去时(played),而后发生的动作却用过去完成时(had played)?
下面句子是2018年高考英语全国卷三中的语法填空中的一个句子:I’m not sure ___61___ is more frightened, me or the female gorilla (大猩猩) that suddenly appears out of nowhere. 所给答案是who,但为什么不能是 which 呢?
The confederacy has stood unchallenged in its supremacy over colonized space.如果这里的stand表示“处于...的状态”,那后面似乎应该是at its supremacy,而不是in its supremacy才是固定搭配不是吗?
On 8th July, 1947, an army officer reported a crash at the Rosewell base in New Mexico, USA. .... Within hours, people from the base were saying a UFO had crashed there. But later the same day,.......请问此处为什么要用过去进行时呢? 一般过去时可以吗? Thanks♪(・ω・)ノ
Instead of casting a wistful glance backward at all the species we have left in the dust I.Q.-wise,it implicitly asks what the real costs of our own intelligence might be.
...己主动去做,而不是被迫做。如:Scores
of volunteers offered to help. 很多自愿者主动提供帮助。A
team of volunteers were putting up posters. 一批志愿者在张贴海报。We want some volunteers to help paint the house. 我们想要几个自愿帮助漆房屋的人。表...