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(三)條件狀語從句

字體:16+-

常用的關聯詞有:if(如果,假如),unless(除非,要不……就不),as long as(隻要),so long as(隻要),provided(that)(隻要),suppose/supposing(假設),on condition(that)(如果),等。如:

I may not come to see you recently unless I can complete the project ahead of time.

除非我能提前完成那個項目,否則我最近不會來看你了。

We can surely attain our goal as long as we are united as one.

隻要我們團結成一個人,我們肯定能實現我們的目標。

What shall we do if we can not get the necessary data?

如果我們弄不到必要的數據,我們怎麽辦?

They promised to let us have a meeting in their office on condition(that)we could keep it clean.如果我們能保持清潔,他們答應讓我們在他們的辦公室裏開會。

注意:在表示條件的狀語從句中,既有“真實條件句”,也有表示虛擬語氣的“非真實條件句”。