有”钩虫病“之称的是（）
A.牛羊食道口线虫病
B.仰口线虫病
C.脑多头蚴病
D.组织滴虫病
E.马脑脊髓丝虫病
参考答案：B
运价的形式有几种？为什么？对有形产品的成本有何影响？
Man: Hi, Susan. Have you finished reading the book Prof. Johnson recommended Woman: Oh, I haven’t read it through the way I’d read a novel. I just read a few chapters which interested me. Question: What does the woman mean().
A. She seldom reads books from cover to cover.
B. She is interested in reading novels.
C. She read only part of the book.
D. She was eager to know what the book was about.
