皮皮学，免费搜题
登录
搜题
【多选题】
单个齿轮轮齿部分的视图画法中，齿根圆和齿根线用（ ）绘制。A.
细实线
B.
省略
C.
粗实线
D.
细点画线
E.
粗点画线
F.
虚线
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
【单选题】人们在日常生活中,根据法律的规定来自觉调节和控制自己的思想和行为,从而达到有效避免违法和犯罪行为发生的目的。这属于法律具有的()作用
A.
规范
B.
预防
C.
校正
D.
教育
【多选题】Why did Gail and Mark believe that they were prepared for getting married?
A.
They were sure of their love for each other.
B.
They believe that their racial and cultural differences enhanced their relationship.
C.
They were realistic and prepared for the difficulties as a mixed couple in America.
D.
They were sure to avoid the mistake made by many couples of marrying for the wrong reasons .
【单选题】—Shall we go to visit Mr. Wang now? —Mr. Wang________here now. He left for Shanghai by air this morning.
A.
must be
B.
can be
C.
mustn’t
D.
can’t be
【简答题】下列与药用关系密切的藻类是( )A.褐藻门 B.绿藻门 C.红藻门 D.蓝藻门A. 1 B. 1 C. 1 D. 1
相关题目：
参考解析：
知识点：
题目纠错 0
发布
