的话。 Explanation: I)本句中，asif用法同as though,其后从句中可表达对真实情况的虚拟，用虚拟语气： 也可表达真实情况，用一般语气。 A.asif从句用陈述语气的情况：当说话者认为句子所述的是真实的或极有可能 发生或存在的事实时。 e.g.It sounds as if it is raining. He talks as if he is drunk. B.asf从句用虚拟语气的情况：当说话人认为句子所述的是不真实的或极少有 可能发生或存在的情况时。 e.g.He talks as if he knew where she was. Everything in my childhood crowded in my mind as if they had just happened. 2)本句中看，条件状语从句if we let it省略了动词，完整形式应该是if we let it do so. 3.The second group were told by a nurse that they had been given a new drug but that not much was known about how it would work.(Line 6,Para.7) 译双 第二组病人由一位护士告诉他们用了一种新药，但是药效如何却不太清楚。 Explanation: l)told带有两个由that引导的并列宾从“that they had…trug与that not much...would work”,由连词but链接； e.g.I think (that)it will clear up this afternoon and that they will come to say goodbye to us. (注：当宾语从句不止一个时，第一个hat可省略，而其他的that不能省。) I wanted her to know that my heart was with her,and that I thought England owed her a great debt and was going to miss her.我想让她知道我的心陪伴着她，而且我认为 英国欠了她一大笔债，很快就会想念她。 Everyone should know where the nearest fire alarm box is located and where exits,fire escapes,.and fire doors are..(本句有三个谓语动词，其中主句的谓语动词为should know,其余两个都是由where引导的并列宾语从句。) 2)not much在第二个宾从中作主语，指“不太多的东西”。 33 的话。 Explanation: 1) 本句中，as if 用法同 as though，其后从句中可表达对真实情况的虚拟，用虚拟语气； 也可表达真实情况，用一般语气。 A. as if 从句用陈述语气的情况：当说话者认为句子所述的是真实的或极有可能 发生或存在的事实时。 e.g. It sounds as if it is raining． He talks as if he is drunk． B. as if 从句用虚拟语气的情况：当说话人认为句子所述的是不真实的或极少有 可能发生或存在的情况时。 e.g. He talks as if he knew where she was． Everything in my childhood crowded in my mind as if they had just happened. 2) 本句中看，条件状语从句 if we let it 省略了动词，完整形式应该是 if we let it do so. 3. The second group were told by a nurse that they had been given a new drug but that not much was known about how it would work. (Line 6, Para. 7) 译文 第二组病人由一位护士告诉他们用了一种新药，但是药效如何却不太清楚。 Explanation: 1) told 带有两个由 that 引导的并列宾从“that they had …drug 与 that not much…would work”, 由连词 but 链接; e.g. I think (that)it will clear up this afternoon and that they will come to say goodbye to us. （注：当宾语从句不止一个时，第一个 that 可省略，而其他的 that 不能省。） I wanted her to know that my heart was with her, and that I thought England owed her a great debt and was going to miss her. 我想让她知道我的心陪伴着她，而且我认为 英国欠了她一大笔债，很快就会想念她。 Everyone should know where the nearest fire alarm box is located and where exits, fire escapes, and fire doors are.（本句有三个谓语动词，其中主句的谓语动词为 should know，其余两个都是由 where 引导的并列宾语从句。） 2) not much 在第二个宾从中作主语，指“不太多的东西