正常粪便中不见()。
A.大吞噬细胞
B.白细胞
C.磷酸盐结晶
D.草酸钙结晶
E.淀粉颗粒
参考答案:A
Don't ______ the road when the traffic light is red. [ ]
A. through
B. pass
C. cross
D. across
水杯的高度约是11分米。[ ]