皮皮学，免费搜题
登录
搜题
【多选题】
急性毒作用带(Zac)为( )的比值,表示为:( ) Zac值小,说明化学物质从产生轻微损害到导致急性死亡的剂量范围窄,引起死亡的危险性大。A.
半数致死剂量与急性阈剂量
B.
Zac= LD50/Limac
C.
半数致死剂量与慢性阈剂量
D.
Zac= LD100/Limac
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【多选题】(Please select all correct answers. There might be more than one correct answer.) Which of the following is NOT a good design of PPT?
A.
including detailed information to show full preparation
B.
using fancy animations to attract audience’s attention
C.
consistently using Times New Roman throughout the PPT
D.
following the 6x7 rule for each slide
【单选题】Which of the following statements is correct? _______下列哪项语句是正确的？ _______
A.
GUI of a target software system should be designed before its architecture.
B.
Whether design is necessary or not is up to each software organization.
C.
A good programmer can design a target software system while coding.
D.
Surely a good design is important and necessary for the success of the target software system.
【多选题】Please select the works written by Joseph Conrad. (Choose all that apply.)
A.
Lord Jim
B.
The Great Gatsby
C.
Apocalypse Now
D.
Heart of Darkness
【简答题】A) while B) whenever C) or D) and
【简答题】A．Because B．Always C．Nevertheless D．Whenever
【单选题】(Please select all correct answers. There might be more than one correct answer.) When writing a paragraph, you should...
A.
include a variety of details to enrich the content of the paragraph
B.
include more than one main idea to enhance the depth of the paragraph
C.
reveal the main idea after details and examples to arouse interest
D.
reveal the main idea in the first few sentences
E.
conclude the paragraph by introducing a new idea.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
