I DON T UNDERSTAND YOU. YOU SPEAK VERY QUICKLY. ’A.IF YOU DIDN’T SPE...

3.I don t understand you. You speak very quickly. ’

A.If you didn’t speak quickly,I could understand you.

B If you don’t speak quickly,I could understand you.

C.If you speak quickly,I could understand you.

D.If you didn’t speak quickly,I will understand you.