When I enter this classroom, I always fe
问题:
When I enter this classroom, I always feel the ______ pressure of study, for I have so many opponents to compete with.
A.invisible
B.invaluable
C.insensible
D.impolite
When I enter this classroom, I always feel the ______ pressure of study, for I have so many opponents to compete with.
A.invisible
B.invaluable
C.insensible
D.impolite