【单选题】I am writing to express my heartfelt gratitude. I am referring to that unfortunate accident the other day, when I was knocked ()my bike by a motorcycle.
【简答题】阅读理解。 I am a writing teacher at a middle school. At the end of a writing class, I asked the students to share what they had written. We had a new student at the school, Al. Al had been with us for onl...