B. Make question for the correct order to make a meaningful sentence 1. There are 54 ethnic groups in Viet Nam ( từ gạch chân : 54 ) 2. They are playing football in the stadium at the moment ( từ gạch chân : in the stadium ) 3. She came to class late beacause of raining too heavily ( từ gạch chân : beacause of raining too heavily) 4. The ethnic people are famous for their culture ( từ gạch chân : their culture )

`1` How many ethnic groups are there in Viet Nam?

`-` How many + N-số nhiều + are there?

`2` Where are they playing football at the moment?

`-` Where?: Ở đâu?

`-` HTTD: (Wh) + Am/Is/Are + S + V-ing?

`3` Why did she come to class late?

`-` Why?: Tại sao?

`-` QKĐ: (Wh) + Did + S + V-inf?

`4` What are the ethnic people famous for?

`-` What?: Cái gì?

`-` HTĐ: (Wh) + Am/Is/Are + S?

`@ N`

`1)` How many ethnic groups are there in Viet Nam?

`->` How many + Nđếm được (số nhiều)

`2)` Where are they playing football at the moment?

`->` dhnb: at the moment `->` httd

`->` httd: WH + is/am/are + S + V-ing?

`->` where: ở đâu

`3)` Why did she come to class late?

`->` qkd: WH + did + S + V-inf

`->` why: tại sao?

`4)` What are the ethnic people famous for?

`->` htd: WH + is/am/are + S

`->` what: cái gì?