.The reason for their failure, you know, was _______ they didn’t get fully prepared for it.
When I came into the teacher’s office, he ________ on the phone.
Tony decided to study abroad _______ he knew he would meet many difficulties.
--- We want to sit at the table near the window. --- I am sorry, but it _______ already.
In some parts of the world, tea _______ with milk and sugar.
______ the morning of the wedding ceremony, the bride and groom have to serve tea to their parents.