Talk about the science of the stars, the development of life and space travel and gravity

Where do we come from?

How did the universe begin?

Why is the universe the way it was?

How will it end?

How much do you know about universe?

Do you want to have a space travel?

Do you know something about gravity?

Do you know something about black holes?

Practise giving instructions

Please look at/ listen to...

Please check that...

You need...

Please pay attention to...

Don't forget to...

You'd better...

Make sure you...

Watch out for...

You mustn't...

Practice talking about problems in study or life

My problem is...

The difficulty is...

My trouble is...

The question is...

My advice is...

What I think about it is...

The fact is...

My suggestion is... 1 四会词汇

astronomy, system, religion theory atom billion globe violent carbon atmosphere unlike fundamental harmful acid chain multiply oxygen exist thus dioxide puzzle biology biologist gravity satellite gentle physicist climate crash spaceship pull float mass

2认读词汇

astronomer, biochemistry, geophysics, solar, Big Bang, vapour, nitrogen, dissolve, amphibian, reptile, generally, mammal, global, comet, Issac Newton, Albert Einstein, Stephen Hawking, lessen, weightlessly, cabin, exhaust, exclaim

3 词组

solar system, in time, lay eggs, give birth to, in one's turn, carbon dioxide, prevent...from, block out, cheer up, now that, break out, watch out Noun Clauses as the subject

Noun Clauses as the subject is also called the Subject Clause. That means a Noun Clause serves as Subject in the sentence. The words which are used in this Noun Clause are: that, whether, who, what, which, when, where, how, why, etc.

Example

1. What it was to become was a mystery.

2. It was not clear whether the solid shape was to last or not.