家畜的股骨属于( )。A.长骨 B.扁骨 C.短骨 D.不规则骨 E.密质骨

题型:单项选择题

问题:

家畜的股骨属于( )。

A.长骨

B.扁骨

C.短骨

D.不规则骨

E.密质骨

考点:执业兽医师动物解剖学、组织学及胚胎学
题型:单项选择题

阅读理解。

Dear Wang Jun, 

    My name is Jack Smith. I come from Ottawa. I'm a schoolboy. I know China is a great (伟大的) country.

I want to make friends with Chinese children. So I must (必须) learn Chinese well first.

    There are eighteen students in my class. They are from five countries. They are learning English here. Three

boys are from France. They speak French. There are two Chinese girls in my class. Now they can speak some

English. One girl's name is Xu Yan. Sometimes (有时) I call her "Miss Yan." You know I'm wrong. You don't

put your family name second. I want to have some Chinese books. Can you help me?

    Please write to me soon. 

                                                                                                                                            Yours, 

                                                                                                                                            Jack Smith

1. Jack is from ______. [ ]

A. Canada

B. Australia

C. the U.S.

D. China

2. The word "schoolboy" here means (意思是) "______". [ ]

A. 保姆

B. 教师

C. 男生

D. 朋友

3. Now the two Chinese girls can speak ______. [ ]

A. only Chinese

B. only English

C. French and Chinese

D. Chinese and English

4. We should (应该) call Xu Yan "______". [ ]

A. Mr. Xu

B. Miss Yan

C. Miss Xu

D. Mrs. Xu

5. In Jack's class, most students can speak ______ language (语言). [ ]

A. one

B. two

C. three

D. four

题型:单项选择题

关于性状、基因和环境的关系,描述正确的是 (     )
A.性状只由基因控制,与环境无关

B.性状由基因和环境控制
C.性状由基因控制,但其表现受环境的影响
D.性状由环境控制,与基因无关

题型:单项选择题

造成NSAID胃肠道损害的危险因素不包括( )。

A.有胃出血史、溃疡史
B.同时使用H2受体拮抗剂
C.同时使用糖皮质激素
D.同时使用抗凝血药
E.大剂量使用NSAID

题型:单项选择题

TH6350卧式加工中心主机部分包括床身、主轴箱、回转工作台、底座、立柱、横梁、进给机构、刀库、()辅助系统、排屑系统等。

A、输入输出设备

B、控制装置

C、驱动装置

D、主轴转速

题型:单项选择题

LCAS的含义是链接容量调整方案(或者动态链路带宽调整)。

更多题库