Exercise 6: Find and correct the mistakes. - Tìm lỗi sai trong mỗi câu và sửa lại 1. A student taken some document into room yesterday. 2. Where you did go? 3. He did not called me before the meeting. 4. My mother not allow me to go out after 9p.m 5. He last year graduated. 6. The children are frightened because it got dark. 7. Last month, I is lost my shoes. 8. I am tired now because I stay up late last night. 9. This Novel were once very popular but nobody reads it now. 10. Did how you get to school this morning?