______ when to leave, I could only stay at home, _____ nothing. 
#97220
A
Knowing not; done
B
Not knowing; doing
C
Having not known; done
D
Not having known; doing
推荐题目
If you’re a poor driver, you should not_______ at night. 
#95514
A
to try driving
B
try to drive
C
to try to drive
D
try driving
Please tell me the way you thought of ________ the garden.
#95541
A
take care of
B
to take care of
C
taking care of
D
to take care