People have been complaining about SK-II recently and think the advertisements always persuade people _________ the products which are not so good. （ ）
A：buy
B：to buy
C：buying
D：bought
加偏旁，变新字并组词
青---____、（____）
____、（____）
5346＋2658=（ ）
某人血型为B型，急需要输血，医生首先考虑的献血者的血型是（ ）
