391. Doctors are often caught in a dilemma because they have to decide whether they should tell their patients the truth or not.
医生常常进退两难，因为他们得决定是否应该将患者的真实病情告诉他们。

六级词汇讲解:

dilemma意为“两难的境地”，它通常用在短语（be caught）in a dilemma或者between dilemma and the deep blue sea中。如：
She was in a dilemma as to whether to stay at school or get ajob.
她进退两难，不知该留在学校读书还是找份工作。

英语六级考点归纳

whether通常与or not搭配使用，表示“是否……”，但是or not也可以省略。如：
You are entitled to afree gift whether you accept our offer of insurance or not.
无论你是否接受我们的保险提议，你都可以免费得到一份礼物。