If we don’t take steps, the Tibetan antelopes and pandas will ____ some day just as dinosaurs.
It’s impossible for __________ few people to finish __________ a lot of work in only two days.
Simon made a big bamboo box __________ the little sick bird till it could fly.
The inspectors,__________ the book unhealthy for children,suggested it __________.
His __________ towards work left us a good impression.
What’s your attitude __________ that problem?