从劳动角度分析,运量的增长变化主要有:一是(),二是()。
参考答案:增加劳动力数量;提高劳动生产率
根据对话中的情景,在空白处填入适当的单词
A: Hello, Tom. (1)__________ you like oranges?
B: Yes, I (2)__________. How (3)__________ you?
A: I like (4)__________, too. But my brother (5)__________ (6)__________ them.
B: What (7)__________ he like?
A: He (8)__________ bananas. What about (9)__________ brother?
B: He (10)__________ like bananas, but he likes apples.
粪便镜检有大量白细胞常见于()
A.肠炎
B.细菌性痢疾
C.阿米巴痢疾
D.溃疡性结肠炎
E.克隆病