While paying for the gas,Mary’s mother told the seller about the nice night she had spent at the Welcome Inn.
.The cars _______ in Beijing are as good as those _______ in Shanghai.
The graduating students are busy _______ material for their reports.
I had to shout to make myself _______ above the noise.
.He walked down the hills, _______ softly to himself.
.At this moment the bell rang _______ the end of class.