问题补充:
.—Is this your book, Jane?
—. Thank you!
A. Yes, this is
B. Yes, it is
C. No, this isn’t
D. No, it isn’t
答案:
A. Yes, this is
(答案→)B. Yes, it is
C. No, this isn’t
D. No, it isn’t
解析:
试题分析: 句意:这是你的书吗,简?是的,谢谢。根据thank you谢谢,可知是肯定回答,事物单数用第三人称代词单数形式代替,故选B