`1.B` 

`=>`Dẫn chứng : Lunar New Year, or Tet, is Vietnam's main holiday. ( Câu 1 dòng 1 )

`2.C`

`=>`Dẫn chứng : It is the most important occasion in the year which falls sometimes between 19th january and 20th February on the Western calendar. ( Câu 2 đoạn 1 )

`3.D`

`=>`Dẫn chứng : Tet marks the beginning of spring and the start of a new year. ( Câu cuối đoạn 1 )

`4.B`

`=>`Dẫn chứng : Streets are decorated with coloured lights and red banners. ( Câu 2 đoạn 2 )

`5.A`

`=>`Dẫn chứng : People are busy buying gifts, cleaning and decorating their houses and cooking traditional foods. ( Câu 4 đoạn 2 )

$\text{1.}$ D

→ Dẫn chứng : Lunar New Year , or Tet is Vietnam's main holiday . 

$\text{2.}$ C 

→ Dẫn chứng : It is the most important occasion in the year which falls sometimes between 19th January and 20th February on the Western calendar . 

$\text{3.}$ D

→ Dẫn chứng : Tet marks the beginning of spring and the start of a new year . 

$\text{4.}$ B

→ Dẫn chứng : Streets are decorated with coloured lights and red banners . 

$\text{5.}$ A 

→ Dẫn chứng : People are busy buying gifts , cleaning and decorating their houses .... 

$#Keisha$