What’s that unpleasant noise?—Oh, the road before the main gate ______

The question is_________ that nobody can answer it.

Why do you get up so early in the morning, Tracy—I generally make it a tobe up by 7 to read English.

We have been told that under nocircumstance ______ the telephone in the office for personal affairs.

Her _______ smile suggested that she was very _______with the answer.