—Where are Maria and Kangkang?—They _____ England.A. had been in B. have gone to C. have been to
There______ a basketball match tomorrow morning.
Winter holiday is coming. Li Lei with his father to go to Shanghai.
He the book to the library if he it tomorrow.
We some robots in the next few months, and there some in the office, too.
Beijing a lot in the past ten years. Now it has become one of the biggest modern in the world.