Most first-year student
welcome this increased independence, though
many also find that living away from home, family, and friends can introduce
unexpected challenges. 请问这里的though可否换成but？
...be trusted.=(a) The new employee soon proved NOT ONLY that he was capable, BUT ALSO that he could be trusted.=(b) The new employee soon proved that NOT ONLY was he capable, BUT ALSO that he could be trusted.为什么(a)句不需要倒装，而(b)句必须倒装呢？
...时不用一般过去时？2. We have been working on it for several
hours butwe have not yet reached any conclusion. 为什么用现在完成进行时而不用现在完成时？3. What about ten o'clock
tomorrow morning? I'm afraid I can't make it. I will be taking an exam then.为什么用将来...
...ed. Many of the tourists on board had begun bargaining with the
tradesmen, but I decided not to buy anything until I had disembarked. I had no sooner got off the ship than I was
assailed by a man who wanted to sell me a diamond ring. I had no intention of
buying one, but I could not conceal th...
D. Vitamin C is unusual in that it is required in the diets of humans and other primates, but only of a few other animals.but only of a few other animals.是什么成分？
...ow. （UGE）A.
Must you go? B. Well, I don’t
have to, but I think I’d better (go).（UGE）如果用must not(mustn’t)，则表示禁止(prohibition)意义。至于must的推测性用法，其否定通常用can’t。例如：肯定式：That must be/must have
been George. (R...
...s. “We’ve been decimating Earth’s natural
resources for generations, but the good news is that nature has an
extraordinary capacity for renewal,” Prime Minister Imran Khan told CNN
recently. “We must devote the years ahead to conserving that which is whole and
restoring that which is broke...
But achieving necessary matches in physical properties across
interfaces between living and nonliving matter requires knowledge of which
molecules control the bonding of cells to each other—an area that we have not
yet explored thoroughly. in across between三个介词引导的短语是每个介...
"Naughty
boy!" said the mother. "You've been fighting again." "But I
didn't start it, mother," said the boy protestingly. "He hit me
first"为什么不是But
I haven't started it 呢？不理解。
not only …but also连接两个谓语时为何第一个谓语位于前面呢？例如：Wearing my own shoes proves not only convenient but also ensures a point that the feelings of others can be ignored.