您要查找的是不是：
- So use recursion if it's appropriate and simplifies the problem. 如果适于简化问题，就使用递归法编程；
- If it comes to the push, we shall have to use our savings. 遇有急用时，我们只好动用积蓄。
- You have plenty of ammunition, so use it liberally! 放心地射击吧，你有充足的弹药，永远不会弹尽粮绝！
- It looks as if it will rain before long. 看起来一会儿就要下雨了。
- I had a taste of the soup to see if it was nice. 我喝了一小口汤，尝尝是否鲜美。
- This is the reason why we use recursion. 但递归方法更优雅，能更好地反映问题的本质。
- So use it,and embrace it,you'll be better off for it. 使用它并接受它，你会更好地掌握它。
- I'll go up the wall if it doesn't stop soon. 要是不赶快停下来就要把我气死了。
- Will you answer the telephone if it rings? 电话铃声响时请你接电话好吗?
- If it's of any use to you and if you like it, you can have it for keeps. 如果这东西对你有用，而你又喜欢的话，你尽可以留着它。
- It looks as if it isn't clean enough to bathe here. 看起来海水好像不干净，不能游泳。
- If it rains, we will stay at home. 如果下雨，我们将待在家里。
- So use global element declarations sparingly. 因此使用全局元素声明必须谨慎。
- I feel as if it is going to rain. 我觉得好像要下雨了。
- It looks as if it is going to rain. 看来要下雨了。
- Disk drives like to fail, so use RAID. 硬盘喜欢坏掉，所以用RAID。
- I should not be surprised if it snowed tonight. 如果今晚下雪我不会感到意外。
- Forwarders are not available because this server does not use recursion. 转发器不可用，因为此服务器没有使用递归。
- So use your chemicals and take this to your grave. 那就吸你的毒品并且带到你的坟墓里去吧.
- If it doesn't rain tomorrow, we'll have a picnic. 如果明天不下雨，我们就去野餐。
