`26`.Nancy hasn't come here since 1986

`\rightarrow` Thì HTHT ( CPĐ ) : `\text{S + haven't / hasn't + V3 / PII ( by O )}`

`\rightarrow` Đặc điểm nhận dạng : since

`27`.My father drives to work everyday

`\rightarrow` Thì HTĐ : S + V s / es / không s , es

`\rightarrow` Đặc điểm nhận dạng : every

`28`.When you phoned me , I was having lunch

`\rightarrow` Thì QKTD : S + was / were + V-ing

`29`.Do you have to bring your passport ?

`\rightarrow` S + have / has / ... + to V : Bắt buộc làm điều gì đó

`30`.If I were you , I would sell the car

`\rightarrow` Câu điều kiện loại 2 :

`-` If - clause : Thì QKĐ : S + Ved / V2

`-` Main - clause : Thì TLTQK : S + would + V

`\text{@ TheFox}`

Question 26.

Nancy hasn't come here since 1986.
- Cấu trúc:
+) Khẳng định: S + have/has + V3 
+) Phủ định: S + have/has + not + V3 
+) Nghi vấn: Have/Has + S + V3

Question 27. 

My father drives car to work every day. 
- Cấu trúc: 
+) Khẳng định: S + V(s/es) + O 
+) Phủ định: S + do/does + not + V
+) Nghi vấn: Do/Does + S + V 

Question 28.

When you phoned me, I was having lunch.
- Cấu trúc:
+) Khẳng định: S + was/ were + Ving
+) Phủ định: S + was/were + not + Ving
+) Nghi vấn: Was/were + S + Ving
                    W/H question + was/were + S + Ving

Question 29.

Do I have to bring my passport?
- Cấu trúc:
+) Khẳng định: S + have to + V
+) Phủ định: S + do/does + not + have to + V

Question 30.

 If I were you, I would sell the car.
- Cấu trúc: If + S + V(d/ed) +  S  + would/could/should/... + V

- Chúc cậu học tốt.