It’s thrill to have ten-year research project completed with the desired result.A. / ; t

问题补充：

It’s thrill to have ten-year research project completed with the desired result.

A. / ; the

B. a; the

C. the; a

D. a; a

答案：

A. / ; the

(答案→)B. a; the

C. the; a

D. a; a

解析：句意：十年的研究得到了渴望的成果，真是令人兴奋。第一个空表示泛指，故用不定冠词；第二个空，是特指，故用定冠词the，选B。