这四个中哪一个是最大的号码?有4个选项 A：two-thirds B：a halfC:a quarter D:Three-fourths请问改选哪个好呢A：two-thirds2/3 B：a half1/2 C:a quarter1/4D:Three-fourths3/4 所以选DO(∩_∩)O谢谢