Which of the following sentences is the most proper?______

Wecannot_____thecountry’stelecommunicationstounqualifiedpeople。

The following is a quarrel between a couple. “ The house is filthy with you, ” she cried. “ Then get out on it — it?s mine. Get out on it! ” he shouted. “ It?s me as brings th? money, not thee. ” The husband speaks a dialect, which can be seen from the following words except ________.

He betrayed no _______ of discontent, except such as may follow evening?s drinking.

Ithasallthe_____ofagooddetectivestory.