您要查找的是不是：
- He must be sick today. 他今天一定是生病了。
- He must be sick of failing the exam. 他一定是为考试没过关而难过呢。
- He must be sick today 他今天一定是生病了。
- He gets tired easily; he must be out of shape. 他很容易疲倦，一定是身体有毛病。
- Judge by his accent, he must be from the south. 从他的口音判断，他一定是南方人。
- He must be late for class today. 他今天上学肯定迟到。
- He must be mad to drive anywhere today! 他今天居然开车出去,真是疯了!
- He must be ill, for he is absent today. 他一定是病了，因为他今天缺席了。
- Smith was absent last week; he must have been sick. 史密斯上星期缺席,他准是病了。
- He must be ill，for he is absent today. 他一定是病了，因为他今天没有来。
- It follows then that he must be innocent. 那么可见他一定是无辜的。
- He must be on the wrong side of40 by now. 他现在谅必四十开外了。
- Judging by his accent, he must be from the South. 从他的口音判断，他一定是南方人。
- Brian works overtime and has an evening job; he must be coining it. 布赖恩常常加班，并且晚上还有兼职，他一定在发财了。
- You look a little pale. You must be sick. 你脸色有点苍白。你一定是病了。
- He must be getting on for eighty! 他一定快八十了！
- He must be raking in $500 a week. 他一定是一星期赚五百美元。
- Poor thing! He must be feeling awful now. 可怜的人儿！他现在一定不好受。
- His story just doesn't add up he must be lying. 他说的前後不一致--一定撒谎了。
- He must be raking in￡500 a week! 他肯定一个星期挣五百镑！
