Answer: for the first sentence it says: I learned Chinese from Teacher Li
for the second sentence it says:is it learning from Teacher Li
for the thrid sentence it says: I learn Chinese from teacher li
for the forth sentence it says: I am learning chineese with teacher li
hope this helps!
Explanation:
Persuade means causing someone to do something by reasoning or argument..
Answer:
I'm not sure but I think it's b