`\text{Đáp án :}` Mrs.Rob asked Liz if she could please go to the market and pick up a packet of dried water melon seed

`\rightarrow` Câu tường thuật NV ( Yes / No ) : S + asked + O + if / whether + S + V ( lùi thì )

`\rightarrow` Could `->` Could ( Không thể lùi thêm )

`\text{# Kirigiri}`

"Could you please go to the market and pick up a packet of dried water melon seed , Liz"Mrs.Rob said

-> Mrs.Rob asked Liz if she could please go to the market and pick up a packet of dried water melon seed 

- Câu tường thuật dạng Yes/No Question

- Cấu trúc : S + asked + sb + if/whether + S + V(lùi thì) + ... 

- you -> he/she (lùi đại từ) 

- Ở câu trực tiếp là could thì về câu gián tiếp không lùi , vẫn giữ nguyên