请选择CBA)I8\:J,t3K3F7F The students are follow the teacher’s orders.*I)Y6I6M6E0d(d/|:E5y.J'A
A. trying*I)Y6I6M6E0d(d/|:E5y.J'A
B. trying to*I)Y6I6M6E0d(d/|:E5y.J'A
C. try to*I)Y6I6M6E0d(d/|:E5y.J'A