It’s high time that we students________ harder as the examination is drawing nearer.

填入下面文段空白处的词语，最恰当的一组是（ ）冰雹活动 ① 与天气系统有关，② 受地形、地貌的影响 ③ 很大。我国地域辽阔，地形复杂，地貌差异很大，④ 我国有世界上最大的高原，⑤ 使大气环流也变得复杂了。⑥ ，我国冰雹天气波及范围大，冰雹灾害地域广。① ② ③ ④ ⑤ ⑥

alled _____ you last night, but youwere out

If___________thesametreatmentagain,heissuretogetwell [ ]

The song ____My heart will go on is liked by the young people.