Make sure you file this invoice straight away; I don't want it being misplaced.
记得现在就把发票给开了,我可不想弄错了。
His opening remarks were serious.
他的开场白说得很严肃。
It was not forced upon them by the survival competition; they could have caught and lived on prey without using poison, just as the thousands of non-poisonous snakes still do.