mợi người giúp mình với ạ :(((

`1` The Tay is the second largest ethnic group in Viet Nam 

`-` So sánh nhất : S + be + the second..+ adj est/most + adj + O

`2` By taking part in activities like picking up litter or planting trees, we can help to protect the environment 

`-` By + Ving: bằng cách nào đó 

`-` take part in sth -: tham gia vào việc gì đó 

`-` help to do sth : giúp làm việc gì..

`3` Children look forward to Tet because they can get lucky money and don't have to go to school 

`-` Look forward to something: mong chờ gì đó 

`-` get lucky money : lì xì 

`-` don't have to V : không phải làm việc gì 

`4` He went to bed late last night. Therefore, this morning he felt tired 

`-` last night `->` QKD : S + Ved/V2 + O 

`-` go to bed : đi ngủ 

`5` Is the Black Hmong is the most uniquely skilled fabric markers in Viet Nam ?

`-` So sánh nhất : S + be + the + adj est/most + adj + O