Giúp với ạ cần gấp,sẽ đánh giá 5 sao ạ

$#Haneul$

$\text{Công thức: S + have/has + not + V2+ before ( Chưa từng làm gì trước đấy)}$

`1.` I have not learnt French before.

`2.` We have not played soccer in the national stadium before.

`3.` They have not seen a fight jet before.

`4.` She has not been to the South of the country before.

`5.` He has not worked for Samsung Corporation before.

`6.` Ba has not gone out late before.

`7.` The workers have not got such high salary before.

`8.` The price of goods has not decreased a bit before.

`9.` Tom has not attended Tet festival in Viet Nam before.

`10.` I have not driven a car before.

`1)` I haven't learnt French before.

`2)` We haven't played soccer in the national stadium before.

`3)` They haven't seen a fight jet before.

`4)` She hasn't been to the South of the country before.

`5)` He hasn't worked for Samsung Corporation before.

`6)` Ba hasn't gone out late before.

`7)` The workers haven't got such high salaries before.

`8)` The price of goods hasn't decreased a bit before.

`9)` Tom hasn't attended the Tet festival in Viet Nam before.

`10)` I haven't driven a car before.

`-`

`@` S + have/has not + V3 ... before `=` this is the first time + S + have/has + V3 ... : chưa từng làm

gì trước đây

`@` i/you/we/they/số nhiều `->` have

`@` he/she/it/số ít `->` has

`-`

@magnetic