问题
多项选择题
胆囊收缩功能测定可通过使用（）
A.苯巴比妥
B.吗啡
C.脂餐试验
D.促胆囊收缩素
E.维生素C
答案
参考答案：C, D
搜题请搜索小程序“爱下问搜题”
胆囊收缩功能测定可通过使用（）
A.苯巴比妥
B.吗啡
C.脂餐试验
D.促胆囊收缩素
E.维生素C
参考答案：C, D
| 改错题。 | |
| 1. They had three major concerts and made a hit CD in the last six months. 2. Only a few people said they have seen them in the concert. 3. If the weather is fine, they won't go to the park next Sunday. 4. I have not seen this film already and I am going to see it next Sunday. 5. Have you ever sang in front of other people? | ______ ______ ______ ______ ______ |