`1`.They saw a lot of flowers , tall trees and lovely animals in the zoo

`\rightarrow` Thì QKĐ : S + Ved / V2 ( `1 , 3` )

`\rightarrow` see ( V-inf ) `->` saw ( V2 ) `->` seen ( VpII ) : Nhìn

`2`.Tom and Jerry is more interesting than other cartoons

`\rightarrow` So sánh hơn : S1 + is / am / are + adj-er / more adj + than + S2

`\rightarrow` interesting `->` more interesting ( SSH ) `->` the most interesting ( SSN ) : thú vị

`3`.We finished our homework then played that game yesterday afternoon

`\rightarrow` `DHNB` : yesterday

`4`.He and his friends are playing " Hide-and-seek " in the school garden at the moment

`\rightarrow` Thì HTTD : S + is / am / are + V-ing

`\rightarrow` `DHNB` : at the moment

`5`.I like learning Art very much because it gives me good imagination

`\rightarrow` Thì HTĐ : S + Vs / es

`\rightarrow` Like + V-ing : Thích làm gì

`\rightarrow` Because + C1 + C2 

`=>` Dùng để chỉ nguyên nhân , lý do

`\text{# Eternal}`