The students think of high school grammar, the class of grammar mastery and proficiency to investigate students' interest in and use of stick figure stick figure in their ability to explain grammar problems
Students' views on high school grammar, their mastery of grammar and their ability to use them in class, their interest in simple strokes and their ability to use them to explain grammar
Students' views on grammar in senior high school, their mastery of grammar and ability to use it in class, students' interest in simple strokes and their ability to use them in grammar explanation