The convenient media give people the chance to havethe information we look forward_____to them quickly and cheaply.

1By the end ofthe last month, I _____________ all the CDs of Justin Bieber.

Could you tell me how Tom goes to school — __________.

The man was hit thehead a stone while traveling in themountain.

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（     ）天鹅悠闲自在、无拘无束，它时而在水上遨游，              它似乎是很喜欢接近人的，只要它觉得我们不会伤害它。①时而沿着水边，    ②回到有人的地方，   ③时而到岸旁嬉戏 ④享受着与人相处的乐趣    ⑤时而离开它的幽居      ⑥藏到灯芯草丛中