1.Finally,some Indians in unusual foreign clothes come to the house offering to entertain the guests,.... (in表示“穿着，戴着”，后面可以接表示衣物或颜色的名词)

2.Troubled by the loss of such a valuable jewel, Rachel’s mother hires the famous detective to investigate the theft.(过去分词作状语)

3.As the story develops we discover some secrets about the people at the house that night,and the reasons why they might have stolen the diamond.(as引导状语从句，表示时间，意思是“当……时候”;why引导定语从句，修饰先行词reason;might have +过去分词，表示对过去的可能性的推测)

4.He goes on asking questions about the party and learns about Franklin’s quarrel with Dr.Candy.(go on doing sth.继续做(同一件事情)

5.Rachel is stubborn in resisting his enquiries about the Moonstone to the degree that she makes it seem as if she does not want the mystery to be solved.

6.One mistake could have resulted in a huge loss.(虚拟语气)

7.Fortunately he was successful in diving the diamond into nine large jewels.

8.It turned out that Godfrey had also seen Franklin move the diamond that night....

9....but when she changed her mind he had no choice but to go abroad to sell the diamond.(注意but的用法)

10.You should avoid being too straightforward.(avoid doing sth.)

Units 15-16

Ⅰ.重要词汇及短语