1. she looks a sight in that hat! 例句中in that 是充当介词吗？2.She won't last long in that job.例句中in that 是充当介词吗？3. 上课老是讲一个句子说IN是that 后的不及物动词介词的前置，不过例句想不起来了，想问下老师提到的情况...
书上都说that引导名词性从句时没有任何含义，但是在下面这句中that表示“是否”的意思：He looked in the glass to check that his tie was straight. 他对着镜子看领带是否系正。请问：这个that用得对吗？这个that可以换成if或whether吗？
...arents never explained why he'd been attacked or by whom, or mentioned that the stranger sitting in the living room from then on was a bodyguard - and the children knew better than to ask. 老师好，请问句尾的than “to” ask怎样理解呢，than后面的动词形式通常不是应...
1. have a...knowledge of sth 是固定搭配吗？在类似这样的用法和搭配中是不是必须要用不定冠词？
He has a good knowledge of mathematics. 他的数学(知识)很好。
He has a wide knowledge of history. 他有广泛的历史知识。
It is necessary to have a good ...
Seven o'clock! Two whole hours before my bedtime!..... It's not my bedtime for hours.上面句子源自英文小说原文句子,学生对It's not my bedtime for hours感到困惑：for hours表达时间段，似乎用for now句子语法才通，即It's not my bedtime for now.请教老师怎样来理...
Being a man without principles of his own, he is too ready to yield to others' ideas. 由于没有自己的原则，他非常容易屈服于他人的想法。这是一本文法书看到的例句和中文翻译。too...to 一般的解释是“太……而不能……”，但是上面这一句翻...
It was his unenviable task to tell Karnazes that his sister，Pary, has been killed in a car accident. 这里为什么说has been killed, 不能是was killed, 还有有哪位大神能跟我分别讲下过去时，和现在完成时，以及过去完成时的区别吗，还有一个问题， At his t...
① Taking off his shoes, Ram walked into the house. 为什么等于(=Having taken off .........)② Having broken her leg the last time she went, Lucy decided not to go on the school trip this year. 此处又不等于 （≠ Breaking her leg........）③ Having hunted close to extinction, th...