1. How often do lions breed?
    狮子多长时间产一次仔?

2. Her hind half is very big.
    她身体的后半部很肥大。

3. His mouth was half open with dribbling saliva.
    他的嘴半张着, 淌着口水。

4. He looked very well, though he was rather thirsty, for he drank half a bottle of milk.
    它看上去一切正常，只是口渴得很，喝了半瓶牛奶。

5. He will be earning only half as much as he used to, but he feels that his rise in status is well worth the loss of money.
    他将来挣的钱只有他现在的一半。不过他觉得，地位升高了，损失点儿钱也值得。

6. Half a pound of coffee.
    半磅咖啡、

7. He goes to bed at half past ten.
    十点半睡觉。

8. He began to reckon up his time: he started on Monday and today was Friday; five days, from seven to five, less half an hour for breakfast and an hour for dinner, eight and a half hours a day -- forty-two hours and a half in all.
    他开始计算自己的工钱：他从星期一开始干活，今天是星期五，共五天，早七点到下午五点，除去不到半小时的早饭时间，一个小时的午饭时间，一天干八个半小时，一共是四十二个半小时。

9. Her husband, already half undressed, asked:
    她丈夫的衣服已经脱了一半，问道：

10. Half the people on the ship came down with typhoid, and the destination had to be changed from Mexico to Venezuela.
    船上半数人因伤寒病躺下了，于是目的地只好从墨西哥改为委内瑞拉。