The old tower must be saved, _______ thecost.

He and his friends have a great time ______during lunchtime.

Many animals and plants, which couldn’t __________ the sudden change of the climate, died out. Dinosaurs are one such example.

ing to this survey, some TV programmes should take _________ for teenagers’ negative behavior.

选出下列加点字注音正确的一项（ ）