例句：
It wasn't a ghost; it was a real person.
那不是鬼魂，是實(shí)實(shí)在在的人。
Leo made it sound so easy. But it wasn't.
利奧把這事說得好像挺簡單，其實(shí)不是那么回事。
It is my duty to report it to the police.
把這事報(bào)告給警方是我的責(zé)任。
It wasn't serious—it was all done in fun.
那不是認(rèn)真的，全是鬧著玩的。
I didn't get it because it cost too much.
因?yàn)槟菛|西太昂貴我沒買。