1 Make the statements negative. 1) Bob was writing a letter at 5 p.m. 2) It was snowing when they returned home. 3) The wind was blowing from the east. 4) It was raining the whole day yesterday. 5) The boys were talking when I saw them. 6) Nick was waiting for Mary when we saw him near the cinema. 7) Mary was singing when he came home. 8) It was snowing hard when father returned home from the office. 9) The car was moving quickly when something wrong happened. 10) I was watching Pirates of the Caribbean at noon yesterday. 2 Make the statements interrogative. 1) Bob was writing a letter at 5 p.m. 2) It was snowing when they returned home. 3) The wind was blowing from the east. 4) It was raining the whole day yesterday. 5) The boys were talking when I saw them. 6) Nick was waiting for Mary when we saw him near the cinema. 7) Mary was singing when he came home. 8) It was snowing hard when father returned home from the office. 9) The car was moving quickly when something wrong happened. 10) I was watching Pirates of the Caribbean at noon yesterday.