We have every reason to believe that ______ 2010 World Expo in Shanghai will be ______success.
__________ without friends __________ the most difficult challenge for Chuck while living on the island.
The new plane will __________ a series of test flights before it is put into use.
In April, thousands of holidaymakers remained __________ abroad due to the volcanic ash cloud.
There are __________ students in the school. But I don't know __________ the girls among them.
There __________ quantities of apples in the basket and there was __________ equipment in the room.