This is __________ ruler. That’s __________ eraser.A. a, a B. an, an C. a, an
We were________surprised that nobody believed that it was true.
The bridge________by the villagers last year.
They went to the church________silence.
My parents________for me to have dinner when I got back home yesterday evening.
Most people are________building a paper factory near here.They are worried the river will get polluted.