(A)填空,补全对话A:Why do you look sad ,Tom?B:I’m () about my Engli

(A)填空,补全对话
A:Why do you look sad ,Tom?
B:I’m () about my English .You know ,my English is ()
A:Don’t worr .I can help you () it .First ,you must read English magazines much as ().Then ,you can buy a grammar book and read it .
B:OK .I will work () at it than before