you can't run so fast变为祈使句的否定形式 还有一道完形填空 原题在问题补充中
[一]
Daming:Hello,Miss Li.
Miss Li:(1)______
Daming:This is my teacher,Miss Li.This is (2)_______
Miss Li:Hello,Mrs Wang.
Daming:(3)________
Miss Li:Hello,Mr Wang.
Daming:(4)____________
Miss Li:Hello,Leo.
(1)________ (2)__________ (3)_________ (4)____________
[二]
You can't ru so fast.(改为祈使句的否定形式)
________ ________ so fast.