Sắp xếp các từ thành câu hoàn chỉnh 1) repaired / the roof / been / has / already. 2) sent / many emeils / have / this week / been. 3) the homework / checked / yet / has / been? 4) planted / been / trees / have / in the garden / many.been / in the school. 5) my bike / has / repaired / been / by my father. 6) the letter / been / has / to the wrong address / sent. 7) the floor / has / cleaned / already / been 8) given / us / a lot of homework / have / been. 9) by the chef / cooked / the meal / has / been. 10) a new library / opened / has / been / in the school