问题 On they struggled...句子分析 on引导从句

请教老师：On they struggled, fighting, dying, marking every step of the route with their dead. 这个句子的主谓宾等语法结构分别是什么？关联的语法点叫什么？上下文：It was but a small body of survivors that at length escaped from that deadly defile and threw up entr...

问题 On (a) Sunday afternoon（用不用冠词的区别）

On Sunday afternoon he went to the National Gallery.We are very sorry to drag you here on a Sunday afternoon.on Sunday afternoon 和 on a Sunday afternoon 究竟有何区别呢？另外，如果将不定冠词a换成定冠词the, 即on the Sunday afternoon是不是特指某个星期天的下午呢...

问题 as being broadcast on the BBC's channels是什么语法

The 50th-anniversary episode of the British television show was screened on 800 big screens in 20 countries at the same time as being broadcast on the BBC's channels.这句话中 as 的作用是什么？as being broadcast on the BBC's channels 是什么语法？什么意思？

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