In those days, we had no phones, so we have to keep in touch _____ writing often.
—Why didn’t you go to Shelly’s birthday party yesterday evening? —I ______ but I had an unexpected visitor.
He didn’t attend the competition ______ he was ill at the time.
After the earthquake, the poor girl was found ______ under the ruins of a church.
—Do you still often go to the cinema? —Not as often as I ______.
Chongqing is ______ most beautiful mountain city and I’m sure to come for ______ second time.