Last night I met Mr. White , ___ used to be my maths teacher.
Fortunately somebody who happened to be passing by called the firedepartment ______ the fire broke out.
下列各句中,划线的成语使用恰当的一项是()
Michael has changed beyond recognition.—!How did he manage to lose somuch weight
依次填入下面横线上的词语,最恰当的一项是( )生命的季节,亦如四季的更替,有春的烂漫,有夏的 ,有秋的 也有的 。此乃亘古不变的自然规律。