I don’t smoke now, but I ____for almost ten years.
Someone called me up in the middle of the night, but they hung up ____I could answer the phone.
Only ___________ this direction can you reach the railway station.
Alice didn’t want her parents to know___________.
Many questions __________ at the meeting, but he answered none.
There are _______ unusual series of facts that everyone wants to ________all of them.