Question

Many people have come to realize they should go on ________ diet and make room for ________ exercise．

A．a; 不填

B．the; an

C．the; the

D．不填; an

Answer 1

A

考查冠词。固定短语go on a diet节食；exercise锻炼；是不可数名词。句意：很多人认识到了他们应该节食，腾出空间来锻炼。