While a determined traveller cheerfully continues his journey upon reaching a safe and smooth place, he finds it's still more fascinating to come to a rugged place.请问upon reaching a safe and smooth place的upon是什么语意？
Then his bearded month would move, and though he was making sounds that could have been words, which no horses would have had reason to understand, the horses would want to hear.老师好，请问which………的先行词是words还是sounds……
...s supermarkets, picking up what’s left over; that’s all brought back to a central sorting office and the good stuff’s kept. brought back to a central sorting office，分词短语brought......做all的定语吗？
I used to take my sound meter and I measured the noise somewhere, and then I might ask a sample of people to say at what level the sound became annoying, 请问这里得might 表示在过去时态得委婉还是，表示比may可能性更小得推测，表示可能。
Circle the phrases that Ann and Thando use to describe their
personalities and underline the sentences that they use to describe their
learning styles.请问句中的 that 从句都是定语从句吗？that 可以换成 which 吗？
How appealing to simply fall back on a favorite — once more into “The
Waves” or “Justine,” which feels almost like cheating, too exciting and too
much fun to properly belong in serious literature.句中，fall back on中已有介词on, 后面的into是什么用法？是否可以省去？
Sam told his friends everything there was to tell about Eerie
Elementary.上面句子主干结构我分析是Sam told his
friends everything about Eerie Elementary，但我不明白原句中there was to tell文字在句中的的语法作用。请教老师如何解析这个句子。谢谢！
A new problem threatens to earn them —especially in America—the sort of nasty headlines that inevitably lead to heads rolling in the executive suite:date insecurity.
1.请问rolling in the executive suit :date insecurity这一部分作什么成分？是独立主格吗？
2.为什么莫名其妙...