Hi Pelin,
“I have all the friends I need” and “I have as many friends as I need” are correct versions of your third sentence.
The first two sentences are correct.
October 16, 2019
0
0
0
The first two are fine.
In the last one you need to delete the 'as'.
October 15, 2019
0
0
Still haven’t found your answers?
Write down your questions and let the native speakers help you!