Bob is a()_ boy. He always says "thank you"()_.
A.polite; polite B.politely; politely C.politely; polite D.polite; politely正确答案D
Bob is a()_ boy. He always says "thank you"()_.
A.polite; polite B.politely; politely C.politely; polite D.polite; politely正确答案D