'Do you know the depth of the ocean' is correct. Deepness isnt a word.
'Your saying is lacking depth' would be the best way to write that or 'What your saying lacks depth'
0 voted
August 3, 2017
1
Answered
Must have bought a noteboook is not correct.
Had to buy a notebook is better.
A better exampe would be; Before I started school, I had to buy a book.
0 voted
August 1, 2017
1
Answered
A native speaker would/could use both but 1 is better.
I wish you would stop smoking sounds correct. I wish you stopped smoking sounds a little weird but some people would'nt notice it as being so.