Black Friday is the day after Thanksgiving Day and the Friday before Cyber Monday in the United States. It is a busy shopping day and is a holiday in some states. Many people have a day off work on Black Friday. Some people use this to make trips to see family members or friends who live in other areas or to go on vacation.____

    Shopping for Christmas presents is also popular on Black Friday. Many stores have special offers and lower their prices on some goods, such as toys.

    ____Many people take a day of their annual leave on the day after Thanksgiving Day. Many organizations also close for the Thanksgiving weekend.

    Public transport systems may run on their normal schedule or may have changes.____There can also be congestion (拥挤）on roads to popular shopping destinations.

    Black Friday is one of the busiest shopping days in the USA.____One theory is that the wheels ofvehicles in heavy traffic on the day after Thanksgiving Day left many black markings on the road surface, leading to the term Black Friday.

    The other theory is that the term Black Friday comes from an old way of recording business accounts.____Many businesses, particularly small businesses, started making profits before Christmas. Many hoped to start showing a profit, marked in black ink, on the day after Thanksgiving Day.

A. Black Friday is a public holiday in some states.

B. Black Friday is a shopping day for a lot of reasons.

C. Losses were recorded in red ink and profits in black ink.

D. Others use it to start shopping for the Christmas season.

E. Some stores extend their opening hours on Black Friday.

F. As time goes on, a new explanation of black Friday has become popular.

G. There are two popular theories as to why the day after Thanksgiving Day is called Black Friday.