一道虚拟语气题
18).Thedoctorinsistedthathispatient.
〔A〕thathenotworktoohardforthreemonths
〔B〕takeiteasyforthreemonths
〔C〕takingiteasyinsideofthreemonths
〔D〕totakesomevacationsforthreemonths
主要问A与B之间究竟选什么.为什么.