Anh chị giúp em với ạ. Em cần khá gấp FIND AND CORRECT A MISTAKE IN EACH SENTENCE 1. Someone has already been paid the electrician for his work. 2. They have taught him French for last week. 3. A man requested the stranger leave the meeting. 4. They have eaten all the dinner before they finished the conversation. 5. Who was written it? 6. Why wasn’t the roof mended before it falls in? 7. The burglar cut a huge hole in the steel door, does he? 8. He said he would be here at noon. 9. Mary said the train will probably arrive on time. 10. He said that he had to finish this report by five o’clock. 11. The doctor said that Mr. Smith would improve quickly next week. 12. William said me he was leaving in the morning. 13. The teacher said that I have to write a composition. 14. John said that he had seen saw that movie last Wednesday. 15. William asked me whether that he would use my book.