$\begin{array}{c} \color{#db1616}{\texttt{#NUyen}} \end{array}$

`8`. What is her weight?

`-` What + tobe + one's weight? : ai nặng bao nhiêu

`9`. How much is this shirt?

`-` How much + tobe + N? : hỏi giá cả

`10`. When did his father come back from Ha Noi?

`-` QKĐ `(?)` (Wh_q) + did + S + V(bare) + O?

`-` When `->` hỏi thời gian

8 What is her weight?

- Hỏi cân nặng: What + be + one's weight?.

9 How much does this shirt cost?  /  How much is this shirt?

- How much + be + S?

- = How much + do/does + S + cost?

10 When did his father come back from Hanoi?

- QKD: (Wh_q) + did + S + V-inf + O?