practise upon造句

例句与造句

1. he has practised upon my credulity .
   他利用我的轻信搞欺诈。
2. and she took wing and went off to see about it-which did not surprise the boy, for he knew of old that this insect was credulous about conflagrations, and he had practised upon its simplicity more than once
   于是它就拍着翅儿飞走了，回家去看到底怎么了汤姆对此一点也不感到奇怪，因为他早就知道这种小虫子容易相信火灾的事情，头脑又简单，被捉弄过不止一次了。
3. It's difficult to find practise upon in a sentence. 用practise upon造句挺难的