The boy ____ off the bike and hurt his leg yesterday.

依次填入下面一段文字横线处的语句，衔接最恰当的一组是（ ）家乡有一条河，曲曲弯弯，河中架一弯石桥弓形的小桥横跨两岸。_____________，___________。________________，______________。______________，_____________。①弯弯小桥，不时荡过轻吟低唱②不时露出舒心的笑容③那是家乡人为了追求多棱的希望④每天，不管是鸡鸣晓月，日丽中天⑤还是月华泻地，小桥都印下串串脚迹，洒落串串汗珠⑥兑现美好的遐想

He kept silent over the matter because he had no intention to risk ______ in it. [ ]

He says “_______” to his parents before he goes to bed.

6White-collar workers across China are becoming____ concerned about the impact of the global financial crisis on their careers