您要查找的是不是：
- What mischief is he up to? 他在搞什么恶作剧?
- Is he up to such an important job? 他能胜任这样重要的工作吗？
- What is he leading up to by talking this way? 他以这种方式谈话打算干什么?
- What mischief are you up to,you naughty boy? 你这个淘气孩子又在捣什么鬼?
- "What mischief are you two up to? “你们表兄妹捣什么鬼！
- Now then, what mischief are you up to? 喂，你在搞什么鬼?
- Let's stop here for a while and pick up on what mischief the children are up to. 现在我们且停一会儿，看看孩子们在捣什么蛋。
- He wanted to see what mischief his grandson was up to. 他想看看他的孙子又在干什么淘气的事。
- What is he up to? 他在捣什么鬼?
- What in God's name is he up to? 他究竟准备干什么呢?
- Is he going to chuck up his job? 他是不是要辞职不干了？
- Have you any idea of what he is up to? 你知道他想干什么吗?
- Eg: He went in the opposite direction, what's he up to? 他往另一边走了。他想去干什么?
- The mischief is that he did it without permission. 错处就在他做这事末经许可。
- What mischief are you up to? 你在捣什么鬼?
- Is he going to lecture in English? 他准备用英语讲课吗？
- Is he willing to serve on the committee? 他愿意参加委员会的工作吗？
- Only after liberation is he able to go to school. 只是在解放后，他才能去上学。
- What mischief are you up to ? 你在捣什么鬼?
- She knew the children were up to mischief. 她知道孩子们在做淘气的事情。
