— Where is Ben? — He _____ to the teachers’ office. He will be back soon.A. go B. has gone C. has been
He filled the box________books.
—________tomato juice do you need? —One cup is enough.
—It's time________the mountain.Are you ready? —Sorry,I forgot to bring water.
—Would you like to have________apples? —No,thank you. I've had enough.
________your books in the bookcase,Jerry.