I __________ a teacher. He __________ a
题型:选择题
问题:
I __________ a teacher. He __________ a policeman. They __________ doctors. [ ]
A. am; is; are
B. am; is; is
C. is; is; are
I __________ a teacher. He __________ a policeman. They __________ doctors. [ ]
A. am; is; are
B. am; is; is
C. is; is; are