問(wèn)題補(bǔ)充：
單選題
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 speakB.but could not speakC.instead of speakingD.or rather speak
網(wǎng)友答案：
熱心網(wǎng)友 1樓
A解析not speak與to stay at his own machine，keep his eyes on his screen是并列關(guān)系，形式應(yīng)一致。故選A。
