The light is out in her room. She ___ to bed.
| A．can’t go | B．can’t have gone | C．must have gone | D．has gone |
_______ by keeping down costs will Power Data hold its advantage over other companies.
| A．Only | B．Just |
| C．Still | D．Yet |
It was not _______ she took off her dark glasses _______ I realized she was a famous film star.
| A．when; that | B．until; that |
| C．until; when | D．when; then |
Nowhere else in such a small town,I think, _______ a book as good as this one.
| A．can you get | B．you can get |
| C．you get | D．you will get |
—Never _______ in line to get on a bus.
—Is it not until you mention me _______ I know of it?
| A．forget to wait; while |
| B．to forget waiting; which |
| C．forget waiting; that |
| D．forget to wait; that |
Hardly _______ to sleep when _______ the door.
| A．had I gone；someone knocked at |
| B．I had gone；did someone knock at |
| C．had I gone；did someone knock at |
| D．did I go；someone knocked at |