Be causative of
成为...的原因, 引起...的
🧩 词语组成解析
be
[bi]
v. 是;有，存在;做，成为;发生;
aux. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质;
causative
['kɔ:zətiv]
adj. 成为原因的;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
when Susan and Richard were babies?
当Richard和Susan还很小时？
There's more knows Tom Fool than Tom Fool knows.
臭名气并不光彩。
How would you go to Beijing, by air or by train?
你怎样去北京，是乘飞机还是坐火车？