...结构应用needn’t。例如：--- Must I go? ---No, you
needn’t.The teacher must show concern for the pupils, needn’t he?但如must表必须，其否定结构则须用mustn’t。例如: The children must wait outside, mustn’t they? 当must表推测意为一定时，其否定结构...
...高考乙卷阅读理解C篇有个句子：Plastic straws are by no means the biggest source of plastic pollution, but they’ve recently come under fire because most people don’t need them to drink with and, because of their small size and weight, they cannot be recycled. 我想问一下这个...
...source of acute embarrassment to the other members. A social relationship, then, can be seen as a way in which the person is more than ordinarily forced to trust his self-image and face to the tact and good conduct of others.题目：1. The last sentence of the second paragraph means that .A. one’...
But with homework counting for no more than 10% of their grades,
student can easily skip half their homework and see very little difference on
their report cards.请问老师，这里句子前半部分为独立主格结构，with可以省略，那么就不需要连词来连接了，因为第一句...
请教老师：It
is impossible to look for life on another planet using earth-based telescopes.
Our own warm atmosphere and the heat generated by the telescope would make it impossible to detect objects as small as planets. Even a telescope in orbit
round the earth, like the very successful Hubble ...
请否定词+or / and / either有何区别。如：I couldn’t run fast or play basketball well.We didn’t have a library, and there weren’t any computer rooms at all.There was no gym either!
...▲P35▲All sports for all
people.（句子为什么没有动词）around
the world与all
over the world的区别▲P36▲purpose
for doing还是purpose
of doinge-sports的用法▲P37▲“Blue Paint” run 是什么意思sweat your way to…是什么用法▲P38▲set good
examples to / foraccept...
...se无论引导主宾表同，在从句中都可以分别作4种成分Whose the coat is is unknown. 作表语Whose coat it is is unknown. 作定语Whose is best is unknown. 作主语 Whose the coat belongs to is unknown. 作宾语问题2：who, whom, whose, which, what, 这些连接代词...
一般说来，there be后面的主语通常是泛指的。如：
There are 100 people in all. 一共有100人。
There are no mistakes as far as I can see. 在我看来没有什么错。
There are a lot of trees in between the buildings. 大楼之间有很多树。
There are about 500 st...