油品压力对粘度的影响，（）的粘度随压力的变化最大。
A、烷烃
B、环烷烃
C、芳香烃
D、烯烃
参考答案：C
用所给词的适当形式填空。
1. I want __________ (eat) some bread.
2. Look! Two bottles of __________ (milk) are on the table.
3. Noodles __________ (be) delicious.
4. What __________ (be) for lunch?
5. Where is __________ (I) book?
6. I __________ (like) porridge for supper.
7. He __________ (eat) breakfast at home.
8. Would you like some __________ (orange)?
9. What's __________ (you) favourite food?
10. I eat food with my __________ (mouth).
成人在麻醉期间出现代谢性酸中毒，通常是由于组织血液灌流量减少。()
