be beginning of怎样造句?

be beginning of怎样造句? 用 be beginning to造句~ at the beginning of 造句 用the beginning of造句 at the beginning of the year造句, 用at the beginning of 在.的开始造句 a common problem 、at the beginning of、、、、、 造句 be afraid of 造句 be tired of 造句 be proud of 造句 be true of造句 be sure of 造句 be rid of造句 be ashamed of造句 Be made up of 造句 be of importance造句、、、快 be one of the造句 用be unaware of 造句