19. Have a little chicken, ______?
--- Tom is so joyful that he smiles at everyone. --- So ___ you if you get the first in the exam.
--- Who do you think ___ the book here? --- It may be John. He was sitting here all the morning.
David can speak idiomatic American English and yet, _____ English, he doesn't know it at all.
--- How I wish we studied ____ there are fewer exams! --- You’re joking!
--- Could you introduce me a high quality car?--- My pleasure. ____ well even on wet roads, this kind of car is very popular.