`1`.It took them `60` minutes to do the test

`->` It + takes / took + O + time + to do sth

`=>` Mất thời gian để làm gì

`2`.It is a long time since they last saw them

`->` It + is / has been + time + since + S + last + Ved / V2

`=>` Đã bao lâu kể từ khi lần cuối làm gì

`3`.He doesn't have any money in his pocket

`->` Thì HTĐ ( PĐ ) : S + don't / doesn't + V

`=>` He , She , It `+` doesn't

`->` have sth : Có / Sở hữu thứ gì

`4`.That hotel isn't as cheap as this hotel

`->` SS Ngang bằng :

`=>` S1 + is / am / are / ... ( not ) + as + adj + as + S2

`5`.The children enjoy watching dragon dance in the street at Tet

`->` Thì HTĐ : S + Vs / es

`=>` I , You , We , They `+` V-inf

`->` Enjoy + V-ing : Hứng thú làm gì

`6`.Ho Chi Minh City is the most crowded city in Viet Nam

`->` SSN :

`=>` S + is / am / are / ... + the adj-est / the most adj

`->` Khi Tính từ có `2` âm tiết trở lên , ta thêm " the most " trước nó

`\text{# TF}`

1, It took them 60 minutes to do the test

It take + ( O ) + time + to Vnt ....: chiếm, mất thời gian làm gì

2, It is a long time since they last saw her

Công thức: S + have/ has + not + V (ed/ c3 ) ... + for/since + time

= It is + time + since + S + ( last ) + V QKĐ

3, He doesn't have any money in his pocket

There isn't any : không có bất kì ...

doesn't have any: không có bất kì

4, That hotel isn't as cheap as this hotel 

Công thức so sánh ngang bằng: S + be + ( not ) + as + adj + as + S2

5, The children enjoy watching dragon dance in the street at Tet

enjoy + Ving = like + to V/ Ving: thích

6, Ho Chi Minh city is the most crowded in Viet Nam

Công thức so sánh hơn nhất: S + be + the + most + adj/ adj + est + ( N ) + in/ on /of...