How silly it is to travel out by high-speed rail _____you can take a plane,whichis much cheaper.A.while B.when C.since D.though答案选B，可是C有既然的意思也能说通为什么不选？
...若非你的帮助，我仍会无家可归。If it were not for your quick play, our team would not
win. 若没有你敏捷的技巧，我们球队是不会赢的。(3)
if it had not been for：主要用于谈论过去的情况，意思也是“要不是有……”“若不是因为……”，相...
...climb 的一般体也应该正确，如：I went swimming while the others played tennis.同于I went swimming while the others were playing tennis.我觉得该练习题设置不太科学，或者说置语言实际运用于不顾。该习题的设置究竟是有失误还是另有深意？虽然...
They also light lamps and play music because they think that will lead the ancestors back to earth. 人们还点起灯笼，奏响乐曲，因为他们一位这样做可以把祖先引到世上。问题1：为什么用 play music？可以 sing music 吗（我也知道这个读起来很怪，不顺...
1.I can't manage that myself
and I don't see why it should be expected of me either.该句的结构是怎样的呢？Why引导宾语从句？it为主语，指代前边的that那件事吗？should be
expected of me应该怎么划分？系表还是谓宾呢？我看有语法书将The easy way may
be t...
When I was 15, my family moved to Washington. I tried skateboarding there, but the locals were far less welcoming. Within a couple of years, I'd given it up. [摘自2021全国卷甲,C]请问上面语境中的句子within a couple of years, I'd given it up为什么使用过去完成时态表达。...
名词前面a little 和a little of的用法湖北武汉 黎反修笔者在某学生的英语考试卷中看到这样一道单项选择题：I’d
like to drink ____ this water. A.
a bit B. a little of C. a little D. a few老师在讲解时指出：“a bit 后面接of才能与名词连用，所以A...
...词作宾语意义不同。He went on teaching lesson five. (= He didn’t stop
after teaching some part of lesson five.)He went on to teach lesson five. (= He began teaching lesson
five after finishing lesson four.)显然，上述两本语法书，都把doing视为动名词，作go on的宾语。 ...
...wledge. (比较: which is common knowledge)I live a long way from work, as you know. (比较: which you know)带有关系词 as 的分句还有 as everybody knows, as you may remember, as you say, as I can see, as I have said, as I’m told, as you may have heard。as 作从属连词显然是引导...
—Darling, my routine meeting ends at 8:00 pm when, I suppose, you will have had dinner.—But I can wait本来一开始我觉得是引导时间状语从句，但不是有个用法说在条件或时间状语从句中，用现在完成时代替将来完成时吗？我估计是我对时间状语从...
When she came to know writers it was like adventuring
upon a stage which till then she had known only from the other side of the
footlights. She saw them dramatically, and really seemed herself to live a larger life because she entertained them
and visited them in their fastnesses. She accepted the ...
句子：If you don’t like the drink you ordered just leave it and try a different one.在这个句子中，one 是指代 drink 吗？但问题是，drink 是不可数名词，那就是说 one 可以指代不可数名词，但这又是与语法书上的说法相违背的。这是为什么？