We slept with the light________ all night long last night.
| A．burnt | B．to burn | C．being burnt | D．burning |
Can you give me a reason to ___________ you absense yesterday?
| A．beg for | B．ask for | C．speak for | D．account for |
A number of foreign guests were invited to the party, but 20 of them didn’t___________.
| A．turn up | B．break up | C．look up | D．make up |
I think you should complain —______,of course, you are happy with the way things are.
| A．if | B．unless | C．as | D．because |
－How do you usually find out about new software?
－In the magazines like Popular Electronics. That’s______computer companies usually advertise.
| A．which | B．where | C．what | D．why |
______the address, Tom sent the email to his teacher.
| A．Having checked | B．Checked | C．Being checked | D．To check |