求大神帮忙找出下面英文摘要的语法错误,

求大神帮忙找出下面英文摘要的语法错误,
Inthis study,the college students are taken as the objects of the research,investigating what kind of vocabulary learning strategies is used mostfrequently among the college students,aiming at finding out the problems inthe university students' vocabulary learning strategies.The questionnairesurvey method and the documentary research method are used to find out whatstrategies do the university students use in their daily lives,discussing howto learn vocabulary effectively and help more students to improve languagepractical application ability.The data is analyzed by using the tool:SPSS 19and the study have investigated 60 college students in East China University ofScience and Technology and Shanghai Normal University.Studying several relatedtheories,just make an attempt to point out the weaknesses of students inChinese universities.