穿高跟鞋、瘦型鞋的人，脚趾容易受到挤压，血液循环（），容易引起趾甲变形。
A、加速
B、畅通
C、减速
D、不畅
参考答案：D
用所给词的正确时态填空。
1. Look! What ________ Mr Green ________ (do) over there?
2. Mrs Turner________ (choose) a jacket for her son two days ago?
3. ________ the girl ________ (go) to work on the farm last Sunday ?
4. Jack's mother never________ (watch) TV on weekdays.
5. I ________ (get) up very early this morning.
6. Can she ________ (stay) with you now?
7. What are you doing? We ________ (raise) money for Project Hope.
下列食品中，都是利用真菌或细菌制作的是（ ）
A．腐乳、陈醋
B．陈醋、果脯
C．酸奶、腊肠
D．果脯、啤酒
