What is the predicate in the following sentence some boys run past us

When people are asked to recall a list of words they had earlier memorized, they often substitute synonyms for some of the words on the original list. this best illustrates the impact of:

Write a procedure to explain something you already know how to do

How does bill safire depict mankind in his proposed speech? 1.adventurous and greedy 2.adventurous and determined 3.daring and invasive 4.timid and wary of loss