单项选择题

Be careful,（）you'll fall down.

A.on the contrary
B.or rather
C.or else
D.as for

你可能感兴趣的试题

单项选择题

（）the movie I would have finished my paper last Sunday.

A.In spite of
B.Butf or
C.Because of
D.As for

单项选择题

The boy ran out of the classroom without the teacher's（）

A.command
B.conviction
C.consent
D.compromise