`C`âu tường thuật NV :

`-` Yes / No : S + asked + O + if / whether + S + V ( lùi thì )

`-` Wh-questions : S + asked + O + wh + S + V ( lùi thì )

`-` HTĐ `->` QKĐ : S + Ved / V2

`-` QKĐ `->` QKHT : S + had + V3 / PII

`-` HTTD `->` QKTD : S + was / were + V-ing

`17`.Carol asked Jane what that word meant in English

`18`.My father asked me if `/` whether I had helped my mother with the housework

`19`.He asked me where I was going for my summer holiday

`20`.Nam asked her how she had gone to school the previous day

`\text{# Kirigiri}`