She ________ Robert for a year.[ ]

“Dear Frank, when will our wedding be?” — “Ah, when? God knows.” He said, and ____ away from her, walked rapidly away. [ ]

People around the world are becoming more and more________about the population explosion.[ ]

The boy with the two dogs _____ when the earthquakerocked the city

_______ confidence and patience, they failed to settle the difficult problem.