I t worried her a bit __________ her hair was turning grey.
It is said _________ was how Chinese characters developed.
The coin was almost worthless. So it was of small ________.
She had hardly got back to the kitchen ________ the doorbell rang.
They discovered the cause of the fire accidentally. They discovered it _______.
They lost their way in the mountain and _________ made matters worse was _______ it was getting dark.
_____ her hair was turning grey._____ her hair was turning grey.
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