Rhematic
a. 来自动词的, 动词的
🗣️ 情景例句
We must prepare ourselves to have a hard time.
我们必须准备过艰苦的日子。
What's the longest river in the United States?
在美国最长的河是什么？
Live animals? I didn' t know we were going to take live animals with us, Sir.
活的动物？我还不知道我们要带活的动物，先生。