我在某个网站上看到 3.作表语.例如:His wish is to become a doctor.这里be to do是谓语还是表语啊

问题描述:

我在某个网站上看到 3.作表语.例如:His wish is to become a doctor.这里be to do是谓语还是表语啊

his wish是主语
be to become是谓语
a doctor是表语