Which of the following sentences is a fact?( )
A.Beijing is the capital of China.
B.The new park looks beautiful.
C.Some subjects are difficult.
D.I think my pet dog is very cute.
—You haven’t watched the movie《Lost in Thailand》,have you? --______________. How I want to watch it again!
----______will he come back ? -----In a week.
They have to do a lot of work, ________ they?
()---Are you confident about the basketball match against Class 9, Yangyang? ----_________ I’ve got everything ready!
---- ______will Mrs. Lin go to Canada? ---- To see her daughter there.