... the Guardian newspaper.以上句子摘自一段新闻。黑体部分的定语从句，that were up to their head，从逻辑上可以理解出是水位已经到达了牛的头部，但是这个定语从句在语法上是否规范？如果是were up to their head，那么主语不应该是水吗...
Though the crew were at first under the impression that the lost ship had been found, the contents of the chest proved them wrong.改成 the contents in the chest 是不是一样的效果？
...在完成时有表过去重复动作的用法，常与always, often, many times, every day等时间状语连用my father has always gone to work by bike我父亲以前一向是骑车上班I have often met him when I have been in London当我曾在伦敦时，我经常见到他那这句薄冰语法...
...dian - Music)Tax reform is relevant for old and young alike. (The New York
Times)The old and young are especially vulnerable
to E. coli O157 H7. (The New York Times)"The bombs struck down
men and women, the old and young, British nationals as
well as foreigners," he said. (The
New York Times)The p...
...very beautiful 吗？如果可以，但为什么考试，学校试卷答案只能是says, 不能reads (考试是选择题：The letter ( ) this school is very beautiful. A. says, B. reads C. looks, D.writes. 答案是A.says) 又如：一张纸上写着2句话。A
piece of paper says two senten...
...下：原文：Isolate yourself
until your symptoms have passed.问题：When don't you
need to isolate yourself?答案：____ my symptoms
have passed.横线处给的答案是When，我认为After也对，我查词典when有时和after的意思是一致的，而且我认为从逻辑上填After也没...
The brain is as active during REM (rapid eye movement) sleep—when most vivid dreams occur—as it is when fully awake, says Dr. Eric Nofzinger at the University of Pittsburgh,此处的as的含义是什么呢？是副词吗？