The sentence How do you do? is to ______________. เลือกคำตอบเดียว a. greet in formal speaking b. greet in informal speaking c. say something nice d. introduce someone to other
The sentence How do you do? is to ______________.เลือกคำตอบเดียว a. greet in formal speaking b. greet in informal speaking c. say something nice d. introduce someone to other