﹣A large number of workers in the factory from the countryside.
﹣And about two thirds of them born in the 1970s.( )
are;were
are;was
is;are
They have fun________games in the park.
English is my favorite subject,and I am good________it.
My father has a habit of jogging(慢跑)________the Jinchuan River for an hour in the morning.
You can buy some hamburgers________the kids are hungry.
Do you enjoy________books?