🗣️ 情景例句
Then an adult must sign for you.
那就必须有一位成年人来替你签字。
He ate it in no time.
他一下子把它吃掉了。
A short while ago, my sister helped me to carry one of my old bookcases up the stairs.
几分钟前，我妹妹帮我把一个旧书橱抬上了楼。