—It's so late. Why not write the report tomorrow? —But I don't know _______. I can do it if not now.
---The box is too heavy to carry. What’s in it? ---Oh, I _________ it ________books.
When I wrote the letter, I kept __________ the words ___________.
--- When will your father _________ in Japan? --- Sorry, I don’t know.
When the bus stopped, some people _______ the bus and some others _________.
The trip to the World Park __________ almost two hours and it was _________.