`1.` B

`->` Dẫn chứng : Thanksgiving is celebrated in the US on the fourth Thursday in November.

`2.` C

`->` Dẫn chứng : Schools, offices and most businesses close for Thanksgiving, and many people make the whole weekend a vacation : Các trường học, văn phòng và hầu hết các cơ sở kinh doanh đóng cửa vào Lễ Tạ ơn, và nhiều người biến cả cuối tuần thành một kỳ nghỉ.

`->` have days off : có ngày nghỉ

`3.` D

`->` Dẫn chứng : They arrived at the beginning of a very hard winter and could not find enough to eat, so many of them died.

`4.` C

`->` Dẫn chứng: They held a big celebration to thank God and the Native Americans for the fact that they had survived.

`5.` B

`->` Dẫn chứng: The most important part of the celebration is a traditional dinner with foods that come from North America. The meal includes turkey, sweet potatoes (also called yams) and cranberries, which are made into a kind of sauce or jelly.