泰国九大圣僧佛牌:一道英语题目

特殊的虚拟语气词：should

1） It is demanded / necessary / a pity + that…结构中的主语从句的谓语动词要用should 加动词原形， should 可省略。

句型：
(1)suggested
It is (2)important that…+ (should) do
(3) a pity

(1)suggested, ordered, proposed, required, demanded, requested, insisted； + (should) do
(2)important, necessary, natural, strange
a pity, a shame, no wonder
(3)It is suggested that we (should) hold a meeting next week.

It is necessary that he (should) come to our meeting tomorrow.

2）在宾语从句中的应用
在表示命令、建议、要求等一类动词后面的从句中。
order, suggest, propose, require, demand, request, insist, command, insist + (should) do
I suggest that we (should) hold a meeting next week.
He insisted that he (should ) be sent there.

注意： 如suggest, insist不表示"建议" 或"坚持要某人做某事时"，即它们用于其本意"暗示、表明"、"坚持认为"时，宾语从句用陈述语气。
The guard at gate insisted that everybody obey the rules.

判断改错:
（错） You pale face suggests that you (should) be ill.
(对) Your pale face suggests that you are ill.
(错) I insisted that you ( should) be wrong.
(对) I insisted that you were wrong.

3）在表语从句，同位语从句中的应用
在suggestion, proposal, idea, plan, order, advice等名词后面的表语从句、同位语从句中要用虚拟语气，即（should）+动词原形。
My idea is that we (should) get more people to attend the conference.
I make a proposal that we (should) hold a meeting next week.
have（has）to与should一样，表示“必须”的意思，

1 have to的用法
I have to get up early tomorrow morning.
我明天早晨必须（不得不）早起。
1.have（has）to+动词原形
have（has）to后面要用动词原形。当主语为第三人称单数时用has to～，当句子是过去时用had to～。
We have to leave now.
我们不得不现在就离开。
He has to work on Sunday.
他不得不在周日工作。
I had to do my homework last Sunday.
上周日，我不得不做作业。
2 have to的否定句
句型：主语+don't（doesn't）have to+动词原形～.
You don't have to walk so fast.
你不必走那么快。
He will not have to buy a new coat next year.
明年，他没必要买新外衣了。
3 have to的疑问句
句型：Do（Does）+主语+have to+动词原形～？
Do you have to study maths now？
你现在必须学数字吗？
Yes，I do.是的，必须学。
No，I don't（have to）.不，不必学。
Did he have to ask the question？
他非要问那个问题吗？
Yes，he did.是的。
No，he didn't（have to）.不。

You ought to stay at hospital for another few days
You need to stay at hospital for another few days

1楼的 他不会做才搬上来嘛 现在有些习题卷上有很多超范围的 头痛

孩子，作业要自己做，爸爸妈妈供你读书不容易啊。

ought to
need to
have better

had better