2. P re-reading Activities: True or False The following aresome statements to test your reasoning ability. Tell whether the conclusionsafter the word “Therefore” are true (T), false (F), or uncertain (U). Write your answer on the line before each statement. 1. All odd numbers are integers ( 整数 ). All evennumbers are integers. Therefore, all odd numbers are even numbers. 2. There are no dancers that aren’t slim andno singers that aren’t dancers. Therefore, all singers are slim. 3. A toothpick ( 牙签 ) is useful. Useful thingsare valuable. Therefore, a toothpick is valuable. 4. Three pencils cost the same as two erasers.Four erasers cost the same as one ruler. Therefore, pencils are more expensivethan rulers. 5. Class A has a higher enrollment than ClassB. Class C has a lower enrollment than Class B. Therefore, Class A has a lowerenrollment than Class C. 6. A fruit basket containsmore apples than lemons. There are more lemons in the basket than oranges.Therefore, the basket contains more apples than oranges. 7. Taking the train across town is quickerthan taking the bus. Taking the bus across town is slower than driving a car.Therefore, taking the train across town is quicker than driving a car. 8. All the tulips in Zoe’s garden are white.All the roses in Zoe’s garden are yellow. Therefore, all the flowers in Zoe’sgarden are either white or yellow.