GMAT 750. the power of TLS
Times Literary Supplement(TLS) is arguably the best source for higher order, abstract passages.
If you have exhausted OG passages, read TLS online
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Even abstracts of essays will help
What to read?
- essays on North American history
-political essays
-literary reviews and criticism
-articles on art, philosophy
- write ups on Environment
-Research synopses….
No doubt, you need to invest time. But your test readiness is near perfect.
Try a practice reading comprehension exercise