You’d better _____ his name, address and telephone number in your notebook before you forget them.
It was in the hotel_____ we stayed for our holiday last week _____ I found my wallet.
Never have I been to the small island, __________rare plants can be found.
He looked at the envelope and _________ Jenny’s handwriting immediately.
_____ to his work, the scientist didn’t get married all his life.
Our leader insisted that the plan _________ reasonable and we _________ it out.