mik sẽ vote 5 sao nha II)-Complete the sentences, using the correct passive form of the verbs in brackets. (1.25pts) 16. Severe damage to environment ___________ by prolonged droughts in Central Vietnam last July. (cause) 17.Tomorrow the dam ____________ to prevent salt water from entering the fields in Tien Giang Province. (close) 18.The hot weather __________ to continue while there were longer hours of sunshine. (expect) 19.Two naval ships _____________ to the island to rescue fishermen. (send) 20.Oil rigs throughout the Gulf of Mexico __________ during Hurricane Katrina. (hit) D. WRITING (1.25pts) Change into passivoice. 36 . Mary types letters in the office. ………………………………………………………………………………………………………… 37. His father will help you tomorrow. ………………………………………………………………………………………………………… 38. Science and technology have completely changed human life. ………………………………………………………………………………………………………… 39. Peter broke this bottle. ………………………………………………………………………………………………………… 40. They are learning English in the room. …………………………………………………………………………………………………………