1. Her satirical remarks reminds him of the way his sister used to taunt him.
    她挖苦的话语让他想起他妹妹曾经嘲笑他的方式。

2. His sister was a doctor in the United States.
    他姐姐是美国的一位医生。

3. Are you brother and sister?
    你们是兄妹吗?

4. Are you brother and sister?
    你们是兄妹吗?

5. 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。

6. ´Your sister will be here in less than an hour and we must be at the station to meet her. We are late already.´
    "再有不到一个小时你姐姐就要到这儿了，我们得去车站接她。现在就已经晚了。"

7. At lunch he spoke impolitely (不礼貌地) to his father, spilled his baby sister's milk, and remarked that his teacher said we were not to take the name of the Lord in vain(滥用上帝的名义).
    吃午饭时, 他对他爸爸说话很不礼貌，把还是婴儿的妹妹的牛奶打翻了，还说他的老师讲过，我们不可以白白使用上帝的名字。

8. "Is she your mother's sister or your father's?" asked the wife.
    “她是你妈妈的姐妹还是你爸爸的姐妹？”妻子问。

9. A year later, the missing airliner's sister plane disappeared.
    一年后，失踪飞机的姊妹机也消失了。

10. Sit beside your sister.
    坐在你妹妹旁边.