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

21. When my aunt_____ into the airport tomorrow, I’ll be at work so I can’t pick her up.A. will get B. got C. will have gotten D. gets