第27题: [多项选择]用于B淋巴细胞功能检测的试验有 () A. 反向溶血空斑试验 B. 酶联免疫斑点试验 C. 形态法 D. 放射性核素法 E. MTT法 参考答案:A, B
第28题: [单项选择]All of the following acts are producing for the market EXCEPT______. A. working for the banking B. printing a book C. attending a night school D. growing tomatoes for sale 参考答案:C 答案解析:[解析] 判断题。根据第二句话If you are growing tomatoes...1for the market.来判断,[D]项符合原意。根据第二段第二句If your father is