At the computer operation test, one is supposed to stay at his own machine, keep
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At the computer operation test, one is supposed to stay at his own machine, keep his eyes on his screen, ______ to anyone.
A.and not to speak
B.but could not speak
C.instead of speaking
D.or rather speak
试题答案
A
not speak与to stay at his own machine，keep his eyes on his screen是并列关系，形式应一致。故选A。