Dear me！ Just _____ at the time！ I _____ no idea it was so late.
| A．look, have | B．looking, had | C．look, had | D．looking, have |
It’s much easier to make friends ______ you have similar interests.
| A．unless | B．when | C．even though | D．so that |
People complain that decisions to approve or deny a permit are often ______ rather than based on fixed criteria.
| A．appropriate | B．conscious |
| C．arbitrary | D．controversial |
It was not until near the end of the letter ______ she mentioned her own plan.
| A．that | B．where | C．why | D．when |
—Have you heard about the recent election?
—Sure, it ________the only thing on the news for the last three days.
| A．would be | B．is | C．has been | D．will be |
I should not have laughed if I ______ you were serious.
| A．thought | B．would think |
| C．had thought | D．have thought |