EXERCISE 3I. CHỌN TỪ/ CỤM TỪ THÍCH HỢP (ỨNG VỚI A, B, C, D) ĐỂ HỊAN TH...

16. Not only _____ at the post office, ______ at the grocery store.A. does Mary work / but she also worksB. works Mary / but she also worksC. does Mary work / but does she also work D. works Mary / but does she also work