At the computer operation test, one is supposed to stay at his own machine, keep his eyes on his screen, ______ to anyone.
#98207
A
and not to speak
B
but could not speak
C
instead of speaking
D
or rather speak
推荐题目
 Mr Smith, ________of the _________speech, started to read a novel.
#98122
A
tired; boring
B
tiring; bored
C
tired; bored
D
tiring; boring
I regret _________ going on a holiday to France because of the bad weather last week.
#96719
A
having given up
B
to give up
C
having given back
D
to give back