1 Nga said she was going to visit her grandmother the following weekend

- Tường thuật câu kể: S + said (that) + S + V (lùi thì).

- is/am/are going to -> was/were going to.

- My -> her.

- I -> She.

- Next weekend -> The following weekend.

2 It is said that French food is the best in the world.

- They/People... + say/believe/think... + that + S + V + O.

-> It is said/believe/thought... that + S + V + O.

3 No city in the world is more expensive than Tokyo.

- So sánh nhất với tính từ dài: S + be + the most + adj + N,

- So sánh hơn với tính từ dài: S1 + be + more + adj + than + S2.

4 How long have you worked in that factory?

- When + did + S + begin/start + V-ing/to V-inf + O?: Ai đó đã bắt đầu làm gì từ khi nào.

- =  How long + have/has + S + VpII + O?: Ai đó đã làm gì trong bao lâu rồi.

1. Nga said that she was going to visit her grandmother the next weekend.

S + said + (that) + S+ V (lùi thì)

TLG --> was/were+ going to + V1 

next weekend --> the next weekend / the following weekend 

2. It is said that French food is the best in the world.

Bị động đặc biệt: It + be +V3/ed + that + clause 

3. No city in the world is as expensive as Tokyo. 

S + be+  as + ADJ + as +O : ss bằng 

4. How long have you worked in that factory?

How long + has/have + S+ V3/ed?

= When + did + S+ V1? 

`color{orange}{~MiaMB~}`