A.I was a student ten years ago
B.We didn’t teachers in 1990
C.He studied not English yesterday
D.He didn’t studied English last week
A.wonderful
B.morewonderful
C.themostwonderful
D.themorewonderful
A.I went on a excursion yesterday
B.I went on an excursion yesterday
C.I went a excursion yesterday
D.I went an excursion yesterday