`2` How far is it from my house to the cinema ? 

`-` How far + is it + from + place 1 + to + place 2 ? 

`3` Who did she go to Ha Long Bay with last year ? 

`-` Who : hỏi ai `->` chỉ người 

`-` Who + be/Aux + S + (V/N) + O ? 

`4` When do they celebrate the festival ? 

`-` when : hỏi thời gian(ko cụ thể)

`-` When + be/Aux + S + (V/N) + O ? 

`2.` How far is it from my house to the cinema?

`-` Cấu trúc: How far is it from .. to ...?..: Bao xa

`3.` Who did she go to Ha Long Bay with last year?

`-` last year là DHNB thì QKĐ

`-` Cấu trúc (nghi vấn): (Wh_) + did + S + Vinf...?

`-` her parents chỉ người `->` Who

`4.` When do they celebrate the festival? 

`-` Cấu trúc: (Wh_) + do/ does + S + Vinf..?

`-` they là số nhiều `->` do

`-` after harvesting the crop chỉ thời gian không cụ thể `->` When