Harry Potter and the Sorcerer’s Stone was such _____ most interesting novel that many children want to read it _____ second time.

A．a; a

B．the; a

C．the; the

D．/; the

作业人员应身体健康，无妨碍工作的病症，体格检查至少（）一次。

A.3个月

B.半年

C.一年

D.两年