Reading comprehension formulas that are not in Chinese textbooks can be memorized directly Reading comprehension formulas that are not in Chinese textbooks can be memorized directly Reading comprehension formulas that are not in Chinese textbooks can be memorized directly Reading comprehension formulas that are not in Chinese textbooks can be memorized directly Reading comprehension formulas that are not in Chinese textbooks can be memorized directly Reading comprehension formulas that are not in Chinese textbooks can be memorized directly Reading comprehension formulas that are not in Chinese textbooks can be memorized directly Reading comprehension formulas that are not in Chinese textbooks can be memorized directly Reading comprehension formulas that are not in Chinese textbooks can be memorized directly