聚山梨酯．80在注射剂中作为
A．乳化剂B．等渗调节剂C．金属络合剂D．抑菌剂E．抗氧化剂
参考答案：A
改错
1.—Is this your father? —No, this isn't. ( ) _____
A B C D
2. those are my grandparents. ( ) _____
3. Thanks to your great family photo. ( ) _____
4. Here are my English teacher's book. ( ) _____
5. My mother's son is my cousin. ( ) _____
头脑风暴法主要特点在于能最大限度地挖掘参与人员的潜能，使参与者能够无拘无束地表达自己对于问题的意见。
