From time to time I think that all my peers are idiots, except me.

By definition, a peer is not a category that includes you. You could say "...I think everyone in that class are idiots, except for me"

I’d like to expandgrow my muscles mass.¶
2.

You can say grow/train/strengthen my muscles. You can use expand for other things like Starbucks expanded to every neighbourhood.

You needn’t expand aThere is no need to increase salary ies¶
3.

Expand is a word that better describes things that cover a greater area (E.g., the lake expanded).

Expanding breast isn’t the best idea ¶
¶
¶
1.

Not sure what you mean here. Breasts cannot be expanded. However, skin can expand. e.g., My skin expanded during pregnancy, causing stretch marks.

You can’t come in, because you haven’t got andon't have access ¶
2.

He never got an access to the library ¶
3.

You will get an access to that store, when you turn 18 ¶
¶
¶
1.

I laidput cash in my wallet.

You use laid when you place something on top of something else. e.g., I laid my money on the counter.

I often lay a bottle of coke on the table ¶
3.

Lay here implies the bottle was placed sideways. You could say " I often lay a bottle of coke on the table to see if the table is levelled.

Our company haves the best personnel in the world ¶
2.

I’ve never seen such the worst personnel ¶
this type of personnel. They are the worst!¶
¶
1.

There are a lot of allusionreferences to Wwar and Piepeace in this movie.

Alluded is best use as a verb. The movie alluded to important topics such as war and peace.

I didn’t get only one allusionany references, but this doesn’t mean that I didn’t understand at all ¶
3.

My older brother won’t rest until he finds all allusions ¶
references.¶
¶
1.

Vladimir Lenin affected atll the world ¶
2.

My sister is affected by anime ¶
3.

You can’t affect at your kid ever ¶
¶
¶
1.

It is better to say: pronoun + to be + affected by something ( kids are affected by bad parenting)

I am not used to exspending money aton girls ¶
2.

In this case, it is better to use the verb to spend + on. That word is better used as a noun. There are a lot of expenses in raising a child.

Jack exspendedt all his life for sport thinking about sports/ engaged in sports¶
3.

It isn’t necessary to expend power.

not sure what you mean here. Maybe you could say "It is not necessary to spend energy"

I didn’t have brakes aton my bike.

There isn’t the road anymore no road left¶
3.

Sakers made brakes.

Not sure what you mean here. Maybe: For goodness sake, hit the breaks. ?

I seem my occupation is to be poor for all my life ¶
2.

In my point of view, It’s excess.ive

I worked excess.ively

It obviously was excess ¶
ive¶
¶
1.

When I was 14 years old, I had really finely hands.

The walls are finelysmooth.

You can say the walls are thin (thickness) or walls are smooth (texture)

She has got wonderful eyes and finely lips

You don't needn’t to expand ayour salary ¶
3.

I'm unsure if this is what you meant.

Expanding breast isn’t the best idea ¶
¶
1.

Unsure of what you are saying. If you are talking about a woman's breasts getting bigger surgerically it would be: Getting breast implants (larger breasts) isn't the best idea.

You can’t come in, because you haven’t got andon't have access .¶
2.

Access is always used without 'an' when by itself.

He never got an access to the library ¶
3.

You will get an access to that store, when you turn 18 ¶
¶
1.

I work at home ¶
3.

Or, "I work from home."

If she lays her hand aton your knee, I’ll kill her ¶
¶
¶
1.

I didn’t have brakes aton my bike.

There isn’t the roada road anymore¶
¶
Or, The road isn't there anymore ¶
3.

It seems that my occupation is to be poor for all my life ¶
2.

Eminem is eminent :) ¶
2.

I don't hear the worn eminent being used much in daily conversation. However, you did use the word correctly.

You are paid too much.

It was obviously was excess ¶
¶
¶
1.

She has got wonderful eyes and finely lips