1. She hit on a good idea.
    她想到一个好主意。

2. She hit the target. Americans are quite religious (the majority being Christian) and have a special place in their hearts for pets.
    她达到了目的。美国人笃信宗教（绝大多数美国人都是基督教徒), 而且宠物在他们心里占有特殊的地位。

3. Polo players use long sticks to hit the wooden ball through the other team´s goal.
    打马球的人用长棍把木球打进对方的球门。

4. Pushing off the diving board with my legs, I lifted my arms and shoulders back, and knew immediately I would be close to the board and might hit my hands. I tried to correct myself as I turned, spreading my hands wide apart.
    我用脚蹬跳板，臂膀向后举起，但马上意识到身体下落时可能会靠近跳板，碰伤手。转动身体时，我努力纠正动作，尽量把胳膊张开。

5. Measurements made by Arthur Kramer at the University of Illinois demonstrated that inactive adults, aged 63 to 82, could hit buttons faster in response to a tone after they went through a 10-week water exercise course.
    伊利诺伊大学阿瑟·克雷默测量的结果证明，63至82岁的不运动的成年人，在完成为期十周的水上运动课程之后，听音击键的反应加快了。

6. Regardless, I made it into the finals. When we practiced the next morning, my coach made me start with the dive I'd hit my head on.
    尽管如此，我还是进入了决赛。第二天早晨训练时，教练让我从头部碰到跳板时的跳水动作开始练。

7. India's population recently hit 1 billion, but its interior framework in water, transportation and health care is fast falling apart;
    印度的人口最近已达到10亿，但是国内的供水、交通和保健体系却正在迅速地分崩离析；

8. Finally, he hit upon the answer.
    他终于想出了办法。

9. Financial experts say that Euro Disneyland, the first phase of which is costing an estimated $3.6 billion, is essential to Disney's overall fortunes, which have been hit by competition and declining attendance in the United States.
    欧洲迪斯尼乐园的第一期工程预计将花费36亿美元，财政专家说这一项目对迪斯尼的总体财富非常重要。迪斯尼在美国已遭遇到了竞争，游客量正在下降。