1.i regret not booking the seats in advance
->I wish I booked the seats in advance.
2''john left here an hour ago ,'' said jane
->Jane said that John had left there an hour before
3.they did not let me in because i was not a member of the club
-> Because of not being a member of the club, they did not let me in.
4.it/better/play safe /exams /give/ original answer
-> It's often better to play safe in exams than to give an original answer.
5. mr thomson is by far the richest man i know
-> Mr Thomson is much richer than anyone else I know.
6.nam is better at english than linh
-> Linh is not good at english as Nam.
7.''would you like a cup of coffee ? jane said to mark
-> Jane offer Mark a cup of coffee.
8. i was very exhausted ,but i didn't stop working
-> Although I was very exhausted, I didn't stop working
Chúc em học tốt !