The first year of junior high school English questions 囧RZ I m so weak

1. d2. b

Rewrite. do you like koalas?

he is tied up.

Fill a vacancy. 1. its

2.(I really can't think of it, I'm sorry.))

3. not

4. come once

5. are

Set X days for construction A and Y days for B construction. A has a daily workload of 1 20; B is 1 30, then the total cost is m=

To get the job done, 1=1 20*x+1 30*y This formula is x=(60-2y) 3 substituting the above formula.

Get "Wande Y> = 15 days.

Therefore, at least 15 days.

Lend it to you and you can play as you like.

There is no pie in the sky, just try your own efforts.

I've got a level 21 Counter War that has been stolen, and I can give it back to you.

It's a figure, like Orz, it's a person kneeling down, R is the hand on the ground, Z is the leg bent and kneeling on the ground.

It's a graphic that looks good, like a person on his knees looking at you!

(160-32-16*4=64)

2.Copper (The relative atomic mass of copper is 64).

SO4 molecular weight 96

The relative atomic mass of an element is 160-96=64

The name of the element is copper.

The mass fraction of element m is 64 160*100=40%.

The relative molecular mass of S is 32 and O is 16,160-32-16 4=64

CU64 160 = 40 percent

Common quality finds the field of study you choose with commitment, passion and motivation that provides a proven academic record.

Step by step 3000 Unit 1.

What, it feels like there's something wrong.

Qualities such as a sense of responsibility, enthusiasm and initiative are required in your chosen field and require a strong academic background.

Give it a few points, hehe, thank you.

Manual translation, ,

A strong academic performance is underpinned by the commitment, enthusiasm and motivation of your chosen field of study, which are the common traits they are looking for.