英语句子 翻译 急救

He dozes off on class, misses a lot of main points that a teacher speaks, and takes much time in the evening to do the homework, stay up and study , cause attention to be unable to be centralized .
I think that my life should draw lessons from Li Hua's learning method , utilize and study time effectively, get twice the result with half the effort, if classmates' learning methods are similar to Wang Hai, then please correct at once!