单项选择。Black __________ is a great shopping day in western countries.
单项选择。What will you do __________ Friday?
单项选择。What do you ___________ do on Friday?
4. People often have a break on __________.
单项选择。Who is __________ Chinese teacher?
单项选择。— Where do you __________ ?— I live in Beijing,China.
5. People often go to the church on __________.