1. I have never seen her before. (+)

2. I haven't eaten much today. (-)

3. I haven't played for ages. (-)

4. I have ever had for a long time. (+)

5. I have read it three time. (+)

THTHT:

(+) S + has/have + Ved/V3 + ...

(-) S + hasn't/haven't + Ved/V3 + ...

(?) Has/have + S + Ved/V3 + ....

Never = at no time before now: chưa từng bao giờ trước đây.

Ever = at any time: đã từng vào bất kì thời điểm nào.

`1.` I have never seen her before

`2.` I haven't eaten much today

`3.` I haven't played for ages

`4.` I have ever had for a long time

`5.` I have read it three time

____________________

`-` Áp dụng:

`+)` S + have/has + VII + ...

`-)` S + have/has + not + VII + ...

`?)` Have/Has + S + VII + ... ?