`1.` How old is your younger sister? $\text{How old + be + S?}$ (hỏi tuổi) 

`2.` How does Lan often go to school? $\text{How + do/does + S + V-bare?}$ (hỏi phương tiện)

`3.` What is Lisa doing at the moment?

$\text{(-WH) Am/is/are + S + V-ing ?}$ (thì HTTD hỏi đang làm gì)

`4.` What did Xuan give you on your birthday?

$\text{(-WH) Did + S + V-bare ?}$ (thì QKD hỏi cái gì)

`5.` How is her voice? $\text{How + be/trợ đt + S ?}$ (Hỏi ntn)

`6.` When did you win the first prize in a competition? 

$\text{(-WH) Did + S + V-bare ?}$ (thì QKD hỏi khi nào) 

`7.` Where is your mother at the moment?

$\text{(-WH) Am/is/are + S + V-ing ?}$ (thì HTTD hỏi đang ở đâu)

`8.` Why was Lan absent from school? $\text{(-WH) Was/Were + S ?}$ (thì QKĐ với tobe hỏi tại sao)

`9.` How are the questions in this examination? (hỏi như thế nào) 

`10.`Where do they often go in every summer holiday? $\text{(-WH) Do/Does + S + V-bare?}$ (thì HTĐ hỏi ở đâu)

`11.`Why was the teacher so angry? $\text{(-WH) Was/Were + S ?}$ (thì QKĐ với tobe hỏi tại sao)

`12.`Whom does Jin often play soccer with every afternoon after school?  $\text{(-WH) Do/Does + S + V-bare?}$ (thì HTĐ hỏi những ai) 

`13.`Who is the best student in your class? $\text{(-WH) Am/is/are + S ?}$ (thì HTĐ với tobe hỏi ai))

`14.` How many books and pens are there on the table? (hỏi số lượng)

$chucbanhoctot$

$\textit{~KaitoKid!}$

2. what does Lan often go to school with? ( hỏi về phương tiện: how does+s+go to/ travel to+ 1 địa điểm nào đó?)

3. what is Lan doing at the moment? ( at the moment thì httd và chủ ngữ Lan số ít nên dùng trợ động từ is)

4. what did Xuan give me on my birthday? ( gave- quá khứ đơn--> chuyển sang câu hoie dùng trợ động từ did)

5. How is her voice?

6. what did you win in a competition last year?

7. Where is your mother at the moment? ( câu hỏi về địa điển dùng when, thì httd số ít dùng trợ động từ is)

8. why did Lan absent from school?

9. How are the questions in this exam?

10. where do they often go every summer holiday? ( hỏi về địa điểm dùng where-- every summer holiday là htđ và they số nhiều nên dùng do)

11. Why was the teacher  so angry? 

12. who does Jin often play soccer with every afternoon after school?

13. who is the best student in your class?

14. how many books and pens are there on the table? ( hỏi số lượng đếm đc dùng how many)