We will buy ______ we need for trip.
A. things B. what C. that
A、B 均为正确答案,选 A 理解为:省略了 things 后的关系代词 that,因为做了从句宾语。选 B 理解为:宾语从句 what 做了从句的宾语,问这个 what 是什么...
Would you cast your eye over these calculations to check ______ they are correct?A. that B. if C. whether D. weather本题答案是 A。但为什么不能是 B 和 C 呢?难道是 check 后面的宾语从句不能用 if 或 whether 来引导?我倒...
It's been a while since we haven't been out.我们好久没出去了。请教老师:1) since 从句可以使用“否定式”吗?记得好像语法书上说since从句不可以使用否定式。2) 上句可否改为It is a while since we were not out ? 就是主从句时态...
He could scarcely restrain a blush, and him sixty!这是吕叔湘先生的《中国人学英语》P103里的一个句子。我想它是这个意思:He could scarcely restrain a blush although he was
already sixty!现在我的疑问是,应该怎样理解 and him sixty 这一部分呢?理解为...
...早结婚,对象常是同样受高等教育的男性。译文:Now they are getting married at a faster rate than
their lesser-educated peers, and often to highly educated men. 问:这句译文为什么不用成 Now they get married at a faster rate than their
lesser-educated peers, and often t...
Joseph Ellis is a historian and prize-winning author who wrote a book called "His Excellency: George Washington."可以把所有的定语从句都改成由介词引导的复合结构吗?那么,什么时候选择定语从句什么时候选择介词引导动名词复合结构,有什么...
1.如果是有Be动词情况下
Is he not a rich man?
Isn't he a rich man?
2.如果没有Be动词的情况下
Did he not come yesterday?
Didn't he not come yesterday?
两组句子在表达意思上有没有差别,Not应不应该提前?