Jack bought ____useful book.____book is also very interesting.A.an;The B.a;The C.an;A D.a;A为什么啊 要有理由奥!什么时候用A什么时候用THE?有分

问题描述:

Jack bought ____useful book.____book is also very interesting.
A.an;The B.a;The C.an;A D.a;A
为什么啊 要有理由奥!什么时候用A什么时候用THE?有分

B.第一个空,因为useful的首音节是[ju]算辅音,用a,第二个空,因为前文有提到这本书,就要用the.