Which sentence contains an error of agreement? a. the water was clear, blue, and beautiful. b. at first i stepped over the garbage on the street, but then i went back and picked it up. c. pilots spend many years of their lives in training. or d. he don't know what he's talking about.

Read the excerpt from an argumentative essay on space exploration. we probably couldn’t go to all the stars because they’re too far away. it would take a long time to get there. the sentences need to be revised for this type of essay because they

Cancer, ‘the big c,’ as it is often called. her doctor felt sure but ordered more tests to confirm his suspicion. while cervical cancer in a woman julianne’s age was rare, her doctor admitted, it certainly was not unheard of in her demographic group. her doctor explained that this type of cancer is often caused by a common virus that many women do not even realize they have. the human papilloma virus can lead to this type of cancer if a woman’s immune system does not fight off the virus in its initial stages. julianne was devastated. her doctor began to discuss treatment options and suggested an oncologist specializing in this type of cancer, but julianne heard very little of what he said. her head was spinning with questions. overwhelmed, she wondered how she would break the news to her family and friends. according to the article, a physician specializing in the diagnosis and treatment of cancer is called

When you don’t understand a concept during the lecture, it’s to flag it in your notes and leave a blank space so you can fill in more