`6`.Mary has worked as a lawyer since she was 25

`\rightarrow` Thì HTHT : S + have / has + V3 / PII ( `6 - 8` )

`\rightarrow` Đặc điểm nhận dạng : since ( `6 , 9` )

`7`.Peter has never tidied the living room before

`\rightarrow` Đặc điểm nhận dạng : before

`8`.He has worked as a teacher for 5 years

`\rightarrow` Đặc điểm nhận dạng : for

`9`.He hasn't gone camping since last year

`\rightarrow` Thì HTHT ( CPĐ ) : S + haven't / hasn't + V3 / PII

`10`.I wish I had a new car

`\rightarrow` Mong ước Hiện tại : S + wish + S + Ved / V2

`\text{# Kirigiri}`

6.Mary has worked as a lawyer since she was 25 

- S + started/began + to V/V-ing + time

- S + has/have + Ved/V3 + for/since + time

7.Peter has never tidied the living room before

Hoặc : Peter has not tidied the living room before

- This/It is the firs titme + S + has/have + Ved/V3 

- S + has/have + never + Ved/V3 + ... + before

- S + has/have + not + Ved/V3 + ... + before

8.He has worked as a teacher for 5 years

- S + started/began + to V/V-ing + time

-  S+ has/have + Ved/V3 + for/since + time

9. He hasn't gone camping since last year

- S + last + Ved/V2 + O + time

-  S+ has/have + not + Ved/V3 + for/since + time

10. I wish I had a new car 

- Câu mong ước ở hiện tại 

- Cấu trúc : S + wish(es) + S + Ved/V2 + O