题干
My cousin is a student in ________________.
A：class 4, grade 7
B：Class 4, Grade 7
C：grade 7, class 4
D：Grade 7, Class 4
答案(点此获取答案解析）
B
My cousin is a student in ________________.
A：class 4, grade 7
B：Class 4, Grade 7
C：grade 7, class 4
D：Grade 7, Class 4
