16、The shirt isn’t mine. It’s .
A.Mrs Smith B.Mrs’ Smith
C.Mrs Smiths’ D.Mrs Smith’s
17、Miss Johnson is a friend of .
A.Mary’s mother B.Mary’s mothers’
C.Mary mother’s D.Mary’s mother’s
18、Last week I called at my .
A.aunt B.aunts C.aunt’s D.auntes’
19、The beach is a throw.
A.stone B.stones C.stones’ D.stone’s
20、I can hardly imagine sailing across the Atlantic Ocean in five days.
A.Peter’ B.Peter C.Peters D.Peters’
16、D 根据上句,此处应是史密斯太太的衬衫。
17、D 18、C 19、D a stone’s throw是固定短语,意为“近在咫尺”。
20、B 此句中Peter作动名词sailing的所有格,本应用Peter’s,但因其在动词后作宾语,所以可用宾格,因此B为正确答案。