Never before______ so highly successful in his attempts to forecast the weather accurately on a small scale.
_______not to be late for the meeting, we arrived forty minutes _______ the required time, but after _____seemed hours of waiting, we were informed the meeting had been canceled.
The victims of the accident demanded that the case _____ into at once and they _____ a reasonable explanation and a just treatment.
The policeman was ________ abusing his power when performing his duty, but it hasn’t been ______ yet.
Only through constant practice can the ability of using a foreign language be _______.
She ________ on her work so much that she didn’t notice that a crowd of people had _______around her.