Answer1:
使役动词是表示使、令、让、帮、叫等意义的不完全及物动词,主要有make(使,令),let(让),help(帮助),have(叫）
1.使役动词后接受词,再接原形不定词作受词补语
例如：He made me laugh.他使我发笑.
2.使役动词还可以接过去分词作受词补语.
I have my hair cut every month.
我每个月理发.
3.使役动词的被动语态的受词补语用不定词,不用原形不定词
(主)He made me laugh.
他使我笑了.
(被)I was made to laugh by him.
我被他逗笑了
Answer2:
形容词加ly变成的副词的比较级和最高级用more或most.
如:showly,happily
由动词的过去分词形式的形容词:用more或most表示比较级和最高级.
如:tired→more tired→most tired
Answer3:
状语从句主要用来修饰主句或主句的谓语.一般可分为九大类,分别表示时间、地点、原因、目的、结果、条件、让步、比较和方式.
1.时间状语从句
常用引导词：when,as,while,as soon as,while,before,after,since ,till,until
I didn’t realize how special my mother was until I became an adult.
While John was watching TV,his wife was cooking.
The children ran away from the orchard(果园) the moment they saw the guard.
2． 地点状语从句
常用引导词：where
特殊引导词：wherever,anywhere,everywhere
Generally,air will be heavily polluted where there are factories.
Wherever you go,you should work hard
3． 原因状语从句
常用引导词：because,since,as,since
My friends dislike me because I’m handsome and successful.
Now that everybody has come,let’s begin our conference.
The higher income tax is harmful in that it may discourage people from trying to earn more.
4． 目的状语从句
常用引导词：so that,in order that
The boss asked the secretary to hurry up with the letters so that he could sign them.
The teacher raised his voice on purpose that the students in the back could hear more clearly.
5． 结果状语从句
常用引导词：so … that,so… that,such … that,
He got up so early that he caught the first bus.
It’s such a good chance that we must not miss it.
To such an degree was he excited that he couldn’t sleep last night.
6． 条件状语从句
常用引导词：if,unless,
We’ll start our project if the president agrees.
You will certainly succeed so long as you keep on trying.
Provided that there is no opposition,we shall hold the meeting here.
7． 让步状语从句
常用引导词：though,although,even if,even though
Much as I respect him,I can’t agree to his proposal.
尽管我很尊敬他,我却不同意他的建议.
No matter how hard he tried,she could not change her mind.
He won’t listen whatever you may say.
8． 比较状语从句
常用引导词：as(同级比较),than(不同程度的比较)
She is as bad-tempered as her mother.
The house is three times as big as ours.
Food is to men what oil is to machine.食物之于人,犹如油之于机器.
9． 方式状语从句
常用引导词：as,as if,how
特殊引导词：the way
When in Rome,do as the Roman do.
She behaved as if she were the boss.
Sometimes we teach our children the way our parents have taught us.
Answer4:
宾语从句就是一个句子作动词或介词的宾语.例句：
He told me that he would go to the college the next year
他告诉我他明年上大学.
I don’t know if there will be a bus any more.
我不知道是否还会有公交车.
Nobody knew whether he could pass the exam.
没人知道他是否会通过考试.
Do you know who has won Red Alert game?
你知道是谁赢得了红色警报的游戏?
The book will show you what the best CEOs should know.
这本书会告诉你最好的执行总裁该了解些什么.
Have you determined whichever you should buy,a Motorola or Nokia cell phone?
你决定好是买诺基亚还是摩托罗拉的电话了吗?
We all expect that they will win ,for members of their team are stronger.
我们都预料他们会赢,因为他们的队员更强壮.
He told us that they would help us though the whole work.
他告诉我们在整个工作中,他都会帮忙的.
We are talking about whether we admit students into our club.
我们正在讨论是否让学生加入我们的俱乐部.
The new book is about how Shenzhou 6 manned spaceship was sent up into space.
这本新书是关于神州6号载人航天飞船是如何升入太空的.