——Do you know who left the computer on all night long?
——It seems that Tom is_______. He played computer games yesterday afternoon
| A．blaming | B．blamed | C．to blame | D．to be blamed |
It's ______ he helped you that I'm ready to help him.
| A．the reason | B．for | C．because | D．since |
______ you ever have any trouble, let me know.
| A．If | B．Whenever | C．While | D．X |
______, the library was closed.
| A．Sunday | B．Being Sunday | C．It to be Sunday | D．As it was Sunday |
Tom and Jack went ______ they could find work.
| A．every place | B．the city where | C．the place where | D．wherever |
He wrote his first novel ______ studying in a university.
| A．since | B．as | C．while | D．with |