1. a) Can he speak English quite well?
b) He can't speak English quite well.
2. a) Can I type this letter for you, Mode?
b) I can't type this letter for you, Mode.
3. a) Can she read English books now?
b) She can't read English books now.
4. a) Can they do it for you today?
b) They can't do it for you today.
5. a) Can we speak French a little?
b) We can't speak French a little.