Correction of sentences

[diplomacy]

What is the correct if these sentences are not?
1/Sam is good but today he is unlucky, he lost the game.

2/I bought three large size eggs.

3/Turn on the TV.

4/Do you know where is the post office?

 

[Rover_KE]

[STRIKE]

What is the correct if these sentences are not?​

[/STRIKE]
Please correct these sentences if necessary.



1. Sam is a good player but today he was unlucky; he lost the game.

2. I bought three large [STRIKE]size[/STRIKE] eggs.

3. Turn on the TV.:tick:

4. Do you know where [STRIKE]is[/STRIKE] the post office is?

Rover