Recieving a  chinsese test paper ,i just get 17/50 = ="  too bad , neither  english nor chinese  is great =O=" .....

How can i improve it ?? eng and japanese ; look up new words everyday ,  ,but how about chinese ??

Who can help me !??  However i am a chinese ,but chinese isn't great .     If my chinese and english still not improve ,i won't be promoted to f.6.