Whether life will continue on the earth will depend on _______ this problem can be solved.

The police are ______ to conclude that thecause of fire was a cigarette end.

Only when you leave your parents for college education _______ how much you love them

清代王文儒评此文“隐”字“侠”字是一篇的主脑，下面能够表现出方山子“侠”特点的一组是（ ）①方山子怒马独出，一发得之　 ②庵居蔬食，不与世相闻　③精悍之色，犹见于眉间　 ④晚乃遁于光、黄间　⑤从两骑，挟二矢，游西山

Did you watch them ______ soccer last Sunday afternoon