viết thành câu bị động ----- Nội dung dịch tự động từ ảnh ----- 26.- They are demolishing the entire block of houses. 27.- Has someone taken my wallet? 28.- You need not send this letter to the office. 29.- Chinese people made the first paper. 30.- The Filipino scientist Gregorio Zara invented the videophone. 31.- The girl should do the project for tomorrow. 32.- I have searched information on the web. 33.- Sheila has rewritten the English exercises today. 34.- My guests ate all the food and drank all wine. 35.- People often leave newspapers on trains and buses.