Where is your father, David? I need his help.
He ______ work.( )
A.has been toB.has gone to
C.has been in
It was said that Lebron James _____the Most Valuable Player of the 2013 NBA finals.
By the time he was ten, Edison _________ experiments in chemistry.
It was the first time in my life that I _________ the Great Wall. You can’t imagine how excited I felt!
By the end of Last year, we _____ more than 1,100,000 cars.
— Did you borrow the comic book from the library? — Yes. I ________ it for three days. I’ll return it this afternoon.