There are basically two ways to get work .get 有点多余.
probilms应该为problems
is benefits for 应该为is benefiicial
have a habit of think 改为have a habit of thinking
get correct conclude应该用reach correct conlusion比较好
which after disussion 改为 which have been discussed
study each other 改为 study from each other
strenthen their power of cooperation. strengthen their ability of coperation
Compare Comparing
reached reach