问题
单项选择题
二甲基硅油
A．油质性基质
B．水溶性基质
C．栓剂基质
D．乳化剂
E．气雾剂的抛射剂
答案
参考答案：A
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二甲基硅油
A．油质性基质
B．水溶性基质
C．栓剂基质
D．乳化剂
E．气雾剂的抛射剂
参考答案：A
| 阅读对话，完成下面对话。 | |
| A: Eric, you look unhappy. What's the matter? B: My best friend, John, is ill in hospital. A: 1 What’s wrong with him? B: He has a stomachache and can't eat anything. A: But he looks very healthy. B: 2 He’s too much heavy because he eats too much meat. A: 3 B: You are right. His doctor told him to take more exercise and eat less meat, but he didn't listen to the doctor. A: 4 B: Yes. Now he thinks his doctor is right and he decides to do as the doctor told him. A: 5 B: Me, too. | |
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