如果不的用法和樣例：
例句
-
如果不下雨，我將到那里去。
I shall go there unless it rains. -
如果不喝得個(gè)半醉不醉的話(huà)，有多少位經(jīng)理能在工作上取得合情合理的成績(jì)呢？
How many executives can work reasonably effectively unless they are half cut? -
英格蘭隊如果不改進(jìn)打法，就會(huì )輸掉這場(chǎng)比賽。
Unless England improve their game they're going to lose the match.
