—I telephoned him twice and I couldn’t get through to his home.
—I think the line might have been out of order, ________?
| A．don’t you | B．wasn’t it | C．do you | D．hadn’t it |
________at the restaurant with a wide variety of dishes served before, Bob didn’t want to eat there again.
| A．Having eaten | B．To eat | C．Eat | D．Eating |
He was about to tell me the secret ______ someone patted him on the shoulder.
| A．as | B．until | C．when | D．while |
I ________ to visit you later that day, but I had to phone and cancel.
| A．come | B．came | C．am coming | D．was coming |
When we saw the road ______ with snow, we decided to spend the holiday at home.
| A．cover | B．to cover | C．covering | D．covered |
He wrote a letter ______ he explained what had happened in the accident.
| A．what | B．which | C．where | D．how |