Bài 1: Chia động từ 1, A story about the police officers who (save) the lives of two children (publish) in our newspaper lately 2, Mary is leaving for home tomorrow. When she arrives at the airport, her whole family (wait) her 3, There's no point in meeting them now. They are certain (leave) by now 4, They (stay) there for almost ten days last summer Bài 2: Cho dạng đúng của từ 1, They've been punished for all their (do) 2, I think it's a good idea but rather (practice) 3, We have had a succesful year, both (collect) and individually 4, He shouted, but he couldn't make himself (hear) 5, He'll never forget his father's (die) words