Only __________ one loses freedom __________know its value.
_________ impressed the visitors was _______ the trees were so tall in Vancouver.
__________ a terrible storm would attack the old town.
After entering the meeting hall, Mike _______ a friend and went over to greet him.
The aging population in China will greatly _______ the whole society.
----Why didn’t you tell me about the meeting? ----I ______ tell you the day before yesterday. You just forget it.