Luyện nghe bài hát Lesson 6: The Lecture

Okay, begin

Compound, a substance
Of two or elements
Chemically
In proportions by weight

Mixtures, two or substances
That are not chemically united as air
Solution, a uniform mixture of varying
Of a and a solute

For of our students
This is the you've been waiting for
6
Left channel, right

Hydrogen, H one
Sodium, Na one
Magnesium, Mg two

Aluminum, Al plus
Potassium, K one
Calcium, Ca two
Chromium, Cr two, three, six

Any difficulty
With a record or a
Is taken of

Do you that Led Zeppelin
And Frank Sinatra would go
Edit, no combinations of

about to play a soul, 45 rpm recording
But the is set at 33 and 1/3
And the record plays slowly
Let's up the tempo a bit, eh?

Now, let us
That you are in the
Of your jockey program
is the mark of a professional

Yeah, if you throw a couple yeah, uuh
Right, when playin' the drum, you know
Let him play a couple alone, euh

Uh, oh, I'm I had the turntable at the wrong speed
Aah, listen to this, scratchin', the greatest thing on
What do you do? do you do?
Toggle, wow,

Chemical change, a change that
The of the molecules of a substance
New with new properties are produced

From now until your lesson
We want you to carefully every section
Of lesson 6 and to go back lesson 4

Practice carefully, and you be ready
For the new techniques and new
We cover together in lesson 5