条件状语从句

You will be late __unless_ you leave immediately.
The boy will be a writer when he grows up.这个男孩长大后将成为一名作家。
I won’t go to school if it rains tomorrow.如果明天下雨我就不去学校。

Don't be shy just try
很好记 就不知道和不和要求??
^_^