Question

【题目】Tony knows China very well because he ________ in China since 2003.
A.works
B.was working
C.will work
D.has worked

Answer 1

【答案】D
【解析】句意：托尼非常了解中国，因为自2003年以来他一直在中国工作。根据since 2003可知该用现在完成时，所以选D。