—I’m surprised more and more people________participate in the morning exercises in the plaza now.—Morning is a time of day.
The film star walked to his car, ______ a crowd of journalists.
“Mum, why do you always make me eat an egg every day?” “________ enough protein and nutrition as you are growing up.”
_______ on time, this medicine will be quite effective.
“Where is David?” “He is upstairs ______ ready to go out.”
When I handed the report to John, he said that George was the person _______.