The city government is planning to build a factory to deal with the industry waste,but when and where to build it________.
Mistakes don’t just happen;they occur for a reason. Find out the reason,and then making the mistake becomes________.
Though having lived abroad for years,many Chinese still ________ the traditional customs.
Those who suffer from headache will find they get _______from this medicine.
To tell you _____ truth, going on a trip into ______ space is what I want to do most.
Coming into the room, I found them ______ at the table, _______ chess.