C 不要忘记把这事告诉他.
forget to do sth.忘记要做某事.
forget doing sth.忘记已做过某事.What___things would you like?A,else B,other C,others D,anotherBwhat other things 别的什么事/东西other+ 复数名词（别的.....)else/others后面都不加名词another+单数名词另一.....