viết lại câu
man has never had such efficient servants as computer
-computer is the most
i have been to the ballet before
-it is
jonh and mary moved to endinburgh twenty years ago
-it is
mary rang hours and hours ago
-it is
ha hasn't laughed so much for ages
-it's
the last time i was aboard was in the summer of 1978
-i haven't
the editor last written to mai for a month
-the editor last
ly's father stated to stop smoking last year
-ly's father
i have learned english for four year
-we started
she started to learn english 8 years ago
-it's
man has never had such efficient servants as computer
-computer is the most effecient servents man has had
i have been to the ballet before
-it is the first time I have been to the ballet
jonh and mary moved to endinburgh twenty years ago
-it is 20 years since John and mary moved to endinburgh
mary rang hours and hours ago
-it is hours and hours since Mary rang
ha hasn't laughed so much for ages
-it's ages since Ha last laughed
the last time i was aboard was in the summer of 1978
-i haven't been abroad since the summer of 1978
the editor last written to mai for a month
-the editor last wrote to Mai a month ago
ly's father stated to stop smoking last year
-ly's father has not smoked since last year
i have learned english for four year
-we started learning E for four year
she started to learn english 8 years ago
-it's 8 years since she started to learn E
