例句：
He may have trouble with some classmates.
他可能和一些同學有矛盾。
If you have trouble with a lesson, repeat it the next day.
如果你對一課沒有掌握，第二天要溫故這一課。
Sometimes I have trouble with spelling.
有時，我拼寫單詞上有困難。
Sometimes he did have trouble with that trick.
有時候他玩那個把戲時也會遇上麻煩。