"young children should not be allowed to stay up until midnight"
误 The baby always cries at the midnight.
正 The baby always cries at midnight.
刚过午夜,就下起雨来了。误 It came on to rain soon after the midnight.
正 It came on to rain soon after midnight.
倾盆大雨使我们午夜之前到家的希望破灭了。误 The heavy downpour killed our hope of getting home before the midnight.
正 The heavy downpour killed our hope of getting home before midnight.
析 表示“在半夜”,应该说at midnight, midnight前不加冠词; 在before midnight, after midnight中, midnight 前也都不加定冠词。类似的像at dawn (黎明), at noon(在中午)等都不可以加定冠词。