Question

He knows China very well. That is，he has__  good understanding of___ Chinese history.   

A．／；the

B．／；／

C．a；a

D．a；／

Answer 1

D

考查冠词。句中a good understanding of更好的理解……，Chinese history =" the" history of China。句意：他非常了解中国，也就是说，他对中国历史有很好的理解。