Many countries are increasing their use of natural gas, wind and other forms of ____.
_______ only 20 minutes to go before the train left, I felt uneasy in the taxi to the railway station.
It is like him to say what he thinks, ________ other people’s feelings.
It will be three days __________he ________back from his home town..
_________ good, the fried chicken was soon sold out.
He came _________ finding the girl.