昨天傍晚我和姐姐在厨房煮鸡蛋.
My sister and I boiled some eggs in the kitchen yesterday
他前天晚上给我打电话了.
He telephoned me at night the day before yesterday.
孩子们正在花园里玩.
The children are playing in the garden.
他昨天回家很早.
He went home very early yesterday.
他必须卧床两天.
He must stay in the bed for two days.