The old man lives happily with his two sons and a pet dog._____ of them are part of his family.( )
Both
All
None
Neither
The girl is so excellent that you ________ praise her too much.
—Listen! Someone is knocking at the door. Who _____it be? —It_____ be Tom. He phoned to visit me this evening.
---May I do the rest of the work tomorrow? ---Yes, of course. You finish it today.
---May we go home mow ? --- No, you____. You____ to go home until 5 o’clock.
Tom ______ come with us together, but he is not very sure yet.