The word "breakthrough" is often used when talking about the newest drug or the next treatment ___ in cancer research.
. Jim was so badly burnt that at first they began to _____ of his life.
The government's strong action demonstrated its _____ to crush the rebellion.
. New mineral resources may be discovered during the forthcoming Antarctic _____.
. Probability is the mathematical study of the _____ of an event's occurrence.
. Driving a car without insurance can have _____ consequences.