The professor explained this theory so clearly that this phenomenon was easy enough ________.
#95942
A
for us to work out
B
working out
C
for working out
D
to working out
推荐题目
Who would you rather _______ the watch?
#95422
A
have to repair 
B
have fixed
C
get repaired
D
get to repair
       all day, I went to bed early.
#95010
A
Working hard
B
Worked hard
C
Having worked hard
D
To work hard