rning : The document was created with Spire.PDF for .NET.\r4. F. It is basically factual that a doctor questions the methods used i\rn the study.\r5. O. From "it is difficult to..." we know it is an opinion.\rComprehension of the text\rII.\rl.F 2.T 3.T 4.F 5.F 6.F 7.T 8.T\rVocabulary\rIII.\r1. appeal 2. nutrition 3. denied 4. ingredients 5. stimulated\r6. perceived 7. accelerate 8. controversy 9. extracts 10. ridiculous\rExercises on Web course only:\r11. renew 12. multiply 13. utilized 14. demonstrate\rIV\r1. look into 2. poured out 3. beat back 4. When it comes to\r5. have to do with 6. specialize in 7. was tied up with 8. symbolic o\r9. do the trick 10. attached (great) importance to
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