The General Aptitude and Abilities Series provides functional, intensive test practice and drill in the basic skills and areas common to many civil service, general aptitude or achievement examinations necessary for entrance into schools or occupations. The Civil Service Grammar and Usage Passbook(R) prepares you by sharpening the skills and abilities necessary to succeed on this part of your upcoming exam. It includes supplementary text on the basic fundamentals of English expression and provides hundreds of multiple-choice questions that include, but are not limited to: identifying grammatical errors within a sentence or passage; punctuation usage; sentence structure; and more.