Fill in the blanks with the most appropriate pair of words to make the sentence grammatically correct and meaningfully complete. Opportunities _________ when they are seized and _______ when they are not.

Select the appropriate alternative to fill in the blank: The accused ........................ to the judge for mercy.

Select the most appropriate option to fill in the blank: 'Today I tried to make potato salad; needless to say, it didn't go ________ well.'