Firday is my ( ) day of a week A the busiest B busiest C bus

Firday is my ( ) day of a week A the busiest B busiest C bus Monday is their busiest day in a week为什么不用the busiest如题 My mother is the ( ) in my family,A:busy,b;busiest,c:busier, F_____ is our busiest day in a week. 1.I'm really___today.A.busier B.busiest C.the busiest 2.It's my mother is the busiest in my （—） .she does a lot of housew He is the busiest man______ his office?A.in B.of.应该填什么?in 还是 Monday is my ——day.为什么选：busiest 不选the busiest?3Q 在线等monday is my busiest day 为什么busiest前不加the Monday is our( )day.为什么填busiest 而不是the busiest? 今天是我最忙的日子.Today is my busiest day.为什么busiest 前不用加the? 首字母填空.It is a- the busiest season of the year