19. I feel really lost without a mobile phone when I ______ leave it at home. I would go back and get it. (A) obviously (B) efficiently (C) accidentally (D) informally

36. Which of the following is NOT true according to the passage? (A) There is a relationship between overweight and colorectal cancer. (B) Colorectal cancer generally results from poor lifestyle choices. (C) Bowel cancer can be found easily at the early stage. (D) In Russia, colorectal cancer numbers were rising.