A:be referred to be bought
B:be referred to being bought
C:referred to be bought
D:referred to being bought
下面加下划线字注音完全正确的一组是( )。
把一个自然数化成5进制,得到一个三位数A,再把这个自然数化成6进制,得到一个三位数B,发现A的和B这两个三位数是互为反序数,求这个自然数?
一We're going to have a basketball match with Class 3 next week.
一 !
下列说法不正确的是