______________ I try to make time to go out and have fun, my grades _____________.

A．For the first time; trap

B．The first time; count

C．Every time when; worsen

D．Every time; suffer

有人认为，外部环境如此多变，计划不如变化快，做好计划工作没有多大意义，请你对这一观点作出评价。