$#Cam$
` -> ` ` B ` Nhé
` -> ` Vế am writting ta chia thì HTTD :
` -> ` ( + ) : S + be + V-ing
` -> ` ( - ) : S + be not + V-ing
` -> ` ( ? ) : BE + S + V-ing ?
` -> ` Vế miss ta chia thì HTĐ :
` -> ` (+) : S + Vs/es
` -> ` ( - ) : S + don't // doesn;t + V nguyên mẫu
` -> ` ( ? ) : Do / does + S + V nguyên mẫu ?