There is a kind of immune cell above the basal cell layer, which has the ability of phagocytosis and processing and transmitting antigen of contact allergy, called:
【简答题】根据汉语意思选择正确的英语翻译。 1. 打开你的书。 [ ] A. Open your book. B. Show me your book. 2.去学校。 [ ] A. Go school. B. Go to school. 3. 让我看看你的铅笔。 [ ] A. Show me your pen. B. Show me your pencil. 4. 背上你的书包。 [...