----- Nội dung dịch tự động từ ảnh -----
27. I (not see) _______________ him last Monday.
28. Up to the present, we (write) _______________ almost every lesson in the book.
29. How many times _______________ you (see) _______________ him since he went to Edinburgh?
30. Mary (lose) _______________ her hat and she (look) _______________ for it until now.
31. I (read) _______________ the novel written by Jack London several times before.
32. He (write) _______________ a book since last year.
33. Mr Green (teach) _______________ English in this school since he (graduate) _______________ from the university in 1986.
34. My father (not smoke) _______________ for 5 years.
35. How long _______________ Bob and Mary (be) _______________ married?
36. She (win) _______________ the gold medal in 1986.

CÁC LOẠI SO SÁNH CỦA TÍNH TỪ / TRẠNG TỪ
Choose the best answer
1. She is _______ singer I’ve ever met.
A. worse B. bad
C. the worst D. badly