Heres some junk I learnt in my guitar lesson last week its all about modes and major scales 
If you have any questions don’t ask me cause I don’t understand half on it
thanxs

Modes

G  A B  C  D E  F# (G )  A  B   C   D  E   F  G
1   2  3  4   5  6   7    8     9  10  11 12 13 14 15


G	G A B C D E F# G 		G Major 7

A	A B C D E F# G A		A minor 7

B	B C D E F# G A B		B minor 7

C	C D E F# G A B C		C Major 7

D	D E F# G A B C D		D Dominant 7

E	E F# G A B C D E		E minor 7

F#	F# G A B C D E F#		F# minor 7 flat5


Major scales in 12 keys

C Major: C D E F G A B C

F Major: F G A Bb C D E F 

B flat Major: Bb C D Eb F G A Bb

E flat Major: Eb F G Ab C D Eb

A flat Major: Ab Bb C Db Eb F G Ab

D flat Major: Db Eb F Gb Ab Bb C Db

G flat Major:  Gb Ab Bb Cb Db Eb F Cb

B Major: B C# D# E F# G# A# B

E Major:  E F# G# A B C# D# E

A Major: A B C# D E F# G# A

D Major:  D E F# G A B C# D

G Major:  G A B C D E F# G