—Professor, do you have something _______ at this moment?— No, thanks. I’ll call you if any.  
#98184
A
to be typed
B
to type
C
typing
D
typed
推荐题目
Remember _______ off the light when _______ to bed.
#98423
A
turning, going
B
to turn, to go
C
turning, to go
D
to turn, going