+He is a pilot.
+She is a teacher.
+My mom is a policewoman.
- She isn't a nurse.
- He isn't a fireman
- My mom isn't zookepper.
? Is she a doctor?
? Is he a student?
? Are they housekepper?
Đây là câu với động từ tobe
He/She....+ is+tobe
He/She....+ is(not )+tobe
Are/is;....+ tobe?