Water is very important to us human beings.
Dogs are useful animals.
Students are proud of his success.
The disabled need to be respected.
The young should respect the old
Nothing is yet certain.?一切都还没有肯定。
All are equal before the law.?
We often play basketball after class.
Who answers the questions?
Thirteen is an unlucky number.
The first is to finish the task on time.
Popular music are popular with students.
Some students here study hard every day.
The water here has been polluted.
The car over there is made in China.
To drink a cup of cold drink in such hot weather is a great pleasure.
To get up early is necessary.
It is not easy to work out the problem.
It is interesting to play with snow in winter.
Swimming alone in the river is very dangerous.
Smoking is harmful to your health.
It is no use waiting here.
= waiting here is no use.
It is a waste of time sitting in front of the television all day.
That She won the first one was a good news.
She won the first one.
That she did not hand in the homework on time was a bad thing.
She did not hand in the homework on time.
Will they hold a party tonight ?
What did she say?
Who will write a poem has not been decided yet.
Who will write a poem?
How did this happen?
When we are going to have an English test has not been decided.
When are we going to have an english test?
How good a student (she is) is a fact.
How good a student (she is)!
What hot weather (it is) is a bad situation.
What hot weather (it is) !
“how do you do ?” is a greeting.
It?is?said?that?she won the first one.
It is a pity that you missed the chance.
you missed the chance.
1. It +be adj +
3. It + n +
4. It +
2. It +be pp +