— Did Jack come back early last night?— Yes, It was not yet eight o'clock he arrived home.
Varieties of programs in the TV station ______ many different types of interest and taste among the public.
The students entered the classroom, smiling and ___, and ___ down to have their lessons.
You’d better take some medicine with you before you leave ______ someone gets sick.
Brussels, the capital of Belgium, is ______ home to the European Union, ______ organization of European nations.
Among all the DVDs ______ the Sound of Music, ______ you are looking forward to.