I phoned Sarah last night, ______ there was no answer.
A: ____ boys and girls are there in your class?B: There’re21 boys and20 girls.
—___________? —He is Andy’s father.
Jenny is talking _____ in class. Please tell her to stop.
_____? We’re going sightseeing.
I want to buy a bike. At last I decided ____ a black one.