`1`.They used to go to Vung Tau at weekend

`->` S + used to + V-inf

`=>` Đã từng

`->` `T`ranslate : `H`ọ đã từng tới Vũng Tàu vào cuối tuần ...

`1`.got

`->` Thì QKĐ : S + Ved / V2 ( `1 , 9` )

`->` `DHNB` : yesterday ( `1 , 7` )

`2`.are going

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

`-` By the time / When / Before + S + Ved / V2 , S + had + VpII

`-` After + S + had + VpII , S + Ved / V2

`=>` Dùng để diễn tả hành động đã xảy ra trước khi c& ...

`18`.`B`

`->` Thì HTHT : S + have / has + VpII

`=>` He , She , It `+` has

`->` For + Time : Bao lâu

`->` give up + doing sth : Từ bỏ làm ...

`\text{Answer :}` What are you going to do at the weekend ?

`->` Thì TLG ( NV ) : Is / Am / Are + S + going to do sth ?

`=>` Are `+` You , They

`->` What d&ugra ...

`a )` 

`1`.Hue

`->` Thông tin : " And Lan is living ... in Hue "

`2`.Ha Noi

`->` Thông tin : " They're studying ... Ha Noi now "

`3`.Englis ...

`B2` :

`a )` `43 \times 50 \times 2`

`=` `43 \times ( 50 \times 2 )` 

`=` `43 \times 100`

`=` `4300`

`b )` `461 \times 25 \times 4`

`=` `461 \times ( ...

`1`.`B`

`->` It + is / has been + time / timeline + since + S + last + Ved / V2 : Đã bao lâu kể từ khi ...

`=>` S + haven't / hasn't + VpII + for time / since timel ...

`1`.Tim is fitter than Lila

`->` SSH :

`=>` S1 + is / am / are / ... + adj-er / more adj + than + S2

`->` Khi Tính từ có `1` âm tiết , ta thê ...

`B`.

`1`.It exists in the Central Highlands of Vietnam

`->` Thông tin : " Gong culture in the .... Heritage of Humanity "

`2`.It is annually held

`->` Th&oci ...