Upgrade of Java Quiz: PSAT Writing Section #2

Practice the Writing Section (which is the same as the ENGLISH SAT II.)
Look for errors such as the following:
*S-V agreement
*clear pronoun reference
*dangling modifiers
*possessive pronoun with -ing noun
*present verb tense if "always true"
*use "had" if 2nd verb action is prior to 1st verb action
*proper idiomatic word choice