⑴He's a worker.
⑵He's a policeman.
⑶He's a driver.
⑷She's a teacher.
⑸He's a doctor.
A.
B.
C. 
D.
E.
—I'm fine. Thank you.
A.
B.
C.
D.
E.
F.
G.
H.
I.
J.
— ______
⑴Good morning, Ms
Zhang. A.
⑵Hello, I'm Sam. B.
⑶—How are you, Lingling? C.
—I'm fine, thank you.
⑷—Goodbye. D.
—Byebye.
—Hi, I'm Yingying.
—________