常見的條件狀語從句引導詞有“if如果”“unless除非”。
1、if 如果
We will not go out if it snows.
如果下雪，我們就不出去。
If you don't believe me， I won't believe you.
如果你不信我，我也不信你。
If you don't try， you won't get the job.
如果你不嘗試，你會得不到這份工作的。
2、unless 除非 =
You won't get the job unless you try.
你將得不到這份工作，除非你嘗試。
= You won’t get the job if you don't try.
= If you don't try， you won't get the job.
You won't pass the test unless you study hard.
你將無法透過考試，除非你努力學習。
= You won't pass the test if you don't study hard.
