____once a year by fire officials, whether a school is large of small, is a regulation that must be carried out in this country.
| A．Inspected | B．Being inspected |
| C．Inspecting | D．Having been inspected |
Working in the kitchen for years made Alice ______ a good cook．
| A．for | B．into | C．of | D．as |
Don’t respond to any e-mails ______ personal information, no matter how official they look．
| A．requested | B．request |
| C．requesting | D．to be requested |
—Hi, Albert, I can’t find my reference book!
—Sorry, I ______ it and I guess I put it on the top shelf with my things．
| A．use | B．had used |
| C．am using | D．used |
If you ______ an hour earlier, you wouldn’t have been caught in the rain．
| A．has returned | B．returned |
| C．had returned | D．will return |
I’d like to recommend some new computer programs _______ for home buildings．
| A．designing | B．designed |
| C．to design | D．design |