I think Lin Hai should listen to the tapes to improve his listening.He can watch English programs
in his spare time.He can also ask his teacher to speak more slowly.Wang Bin should speak more English
and not be shy.He should be much braver in or after class.He should talk in English as much as possible.
Yang Fang should learn English grammar well and keep a diary every day in English.
(答案不唯一)