An annotation is simply a summary of a book, article, or some other written source. A bibliography is a list of sources on a particular topic. Put together, an annotated bibliography is a list of sources on a topic that offers a summary for each source.
The computer-delivered GREÂ® General Test takes about 3 hours and 45 minutes and consists of three separately timed sections: 1  Verbal Reasoning â There are two 30-minute sections, each containing 20 questions.  Quantitative Reasoning â There are two 35-minute sections, each containing 20 questions.
Yes, 3 months are sufficient to prepare for the GRE, provided you have a basic proficiency in English language and Quantitative ability sections, respectively. For the verbal ability you must adopt a two-pronged strategy. Primarily, you should try and bolster your vocabulary.