Question

There's ________ book on the desk．This is ________ book that my father gave me

There's ________ book on the desk．This is ________ book that my father gave me yesterday．
A. a; the
B. the; the
C. the; a
D. a; a

Answer 1

答案A
第一句意为“书桌上有一本书．”“书”是泛指，没说明是什么样的书或哪本书，所以用不定冠词a．第二句中有定语从句说明“书”是特指，用定冠词the．