Try on both shoes and walk around to ensure a comfortable fit ___ you know your shoe size.
---Where has Mary been? I haven't seen her all day?---Oh,in order not to be disturbed, she spent the whole day __in the study, ___ her report.
---George, ____ all the tables out of the next room. --Coming.
—Why did you come by bus?---My car broke down yesterday evening and I ____ it repaired.
The conference was not,_____ many people had expected, so successful.
A girl became a writer at ___ age of 12,_____ age when many children are still in the primary school.