Cheer up! Don’t get beaten by difficulties. , we are new to the work.

依次填入下列各句横线处的成语，最恰当的一组是 （ ）①但他人谁会想到他为了争一点无聊的名声，竟肯如此_______________，无所不至呢。②资本家之间也都明争暗斗，________________，相互倾轧。③美国“棱镜门”事件泄密者斯诺登选择俄罗斯避难最安全，因为在莫斯科，美国的情报机构 __________，无法动他一根汗毛。

I have got _______ good news for you．You are to change _______ trains in Changsha and take_______ fast one.

I hear Sam has gone to Qingdao for his holiday.—-Oh, how nice! Do you know when he

Which lesson is _______, this one or that one?