--Shall we go to the museum? --All right! I hear them are many first-class photographs________ . A. on show B. on board C. on sale
Tom often eats _____ good breakfast ____ the morning.
—_______ do you eat breakfast? —At seven-thirty.
---Are you good _____children? ---Yes , I think I can help them ______ English.
He can swim very well, ______ he doesn’t want to join the club.
Are you good at playing _______ guitar or _______ basketball?