_______________ while writing, he locked himself in his study.
#94156
A
Not to interrupt
B
Not being interrupted
C
Not to be interrupted
D
Being not interrupted
推荐题目
— Do you drink alcohol?— No, but I used to be a man         alcohol.
#93552
A
addicted to
B
was addicted to
C
addicted myself to
D
had addicted to
My boss command me ____ the same mistake again or I would be fired. 
#90445
A
not to make
B
not make
C
don’t make
D
to not make
 We are kept ____ what is happening in the world by reading newspapers and watching TV.
#90622
A
to inform
B
to be informed about
C
informing of
D
informed of