【简答题】Read the following phrases and pay attention to the pronuciation of the vowel-vowel link-up. I am Chinese. He is very friendly to me. She wants to study English. How and why did you come here? She can...
【简答题】Read the following phrases and pay attention to the pronuciation of the vowel-vowel link-up. (答案请提交录音) I am Chinese. He is very friendly to me. She wants to study English. How and why did you come her...
【简答题】We all enjoy the colors of autumn leaves. Did you ever wonder how and why a fall leaf changes color? Where do the yellows and oranges come from? To answer those questions, we first have to understand ...