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

21. The trees________________.A. were grown by John yesterday in the backyardB. were grown in the backyard yesterday by JohnC. were grown in the backyard by John yesterdayD. in the backyard were grown yesterday by John