—Can I help you,sir?—Yes,I bought this radio here yesterday,but it______.
The singer and the dancer ______ come to Beijing.
______ for a long time, most of the crops in this area died from lacking water.
In the city the old ______.
The great hall was crowded with many people, ______ many children ______ on their parents’ laps.
______ the first to use nuclear weapons.