第1个回答 2011-04-06
I have improved a lot now.
第2个回答 2011-04-06
I have more progress than before.
第3个回答 2011-04-06
i got improved than before
第4个回答 2011-04-06
I have made a lot of progress than before.
I can do better than before.
I have improved a lot than before.