Can anyone help with these numberoids/conumbrums?

Question

Hi, We've done loads but are stuck on what these stand for and have to hand it in tomorrow! Sorry there's quite a lot but we've already done about 60! Any suggestions or half ideas welcome...

1 S Sfor M 1 G L for M

39 W G in HP

3 TO (TR)

1 S C

3 S (P by A C) - I thought this might be a play/poem/painting by???

14 of F is VD

909 R F L

1000 F and A is a M

23 J to 22A is L

3 LR

4 J ( I D)

7 is the V of B B in S

1 is the A N of H

15 M per P in B

2 B O

7 V W by S

2 F of D J

711 O D (Open Daily?)

1 E of C

3 S for a S

21 C in the A

40 D T at D

Thankyou!!!

Answer 1

21 ' cat in the attic ?

Answer 2

3 sisters play by anton chekov

4 July independence day

Answer 3

14 of feb is valentines day

21 consonants in the alphabet

really hard!

Answer 4

1 small step for man one giant lead for mankind

39 week gestation in human pregnancy

14 of feb is valentines day

4 july independance day

23 july to 22 august is leo

21 consonants in the alphabet