Although he was not officially admitted to the university, he was allowed to( )classes.
A.正确答案Bvisit
B.attend
C.enter
D.join
Although he was not officially admitted to the university, he was allowed to( )classes.
Although he was not officially admitted to the university, he was allowed to( )classes.
A.正确答案Bvisit
B.attend
C.enter
D.join