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【单选题】
本课程实验将要用到的芯片74HC123是以下哪一种封装
A.
DIP16
B.
DIP14
C.
SOP28
D.
PLCC20
E.
DIP20
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皮皮学刷刷变学霸
举一反三
【多选题】下列哪些叙述是正确的?
A.
如果一个非abstract类实现某个接口,该类必须重写接口中的全部abstract方法
B.
可以用接口名直接访问接口中的常量
C.
能用abstract修饰接口
D.
能用private 修饰接口
【简答题】People with high blood pressure should limit their daily salt intake to: .
【单选题】下列哪个叙述是错误的?
A.
一个类最多可以实现两个接口
B.
.能用public修饰接口
C.
如果一个非abstract类实现某个接口, 该类必须重写接口中的全部abstract方法
D.
可以用接口名直接访问接口中的常量
【多选题】初唐楷书四大家有( )
A.
颜真卿
B.
薛稷
C.
欧阳询
D.
怀素
【简答题】质量为【图片】的物体,当【图片】时,静止。在沿【图片】方向的力【图片】的作用下使物体沿【图片】轴方向作直线运动,若使物体在力【图片】作用下运动了【图片】,不计摩擦,则此时物体的速度为 m/s。(保留整数)
【单选题】根据中央纪委国家监委通报,2019年上半年,全国纪检监察机关共接收信访举报160.9万件次,处置问题线索81.9万件,立案31.5万件,处分( )万人
A.
22.4
B.
23.4
C.
24.4
D.
25.4
【单选题】______ it is you've found, you must give it back to the person it belongs to.
A.
That
B.
Because
C.
Whatever
D.
However
【单选题】Why should people limit their intake of sugar?
A.
Sugar cannot meet their energy requirement.
B.
Sugar contributes to their weight gain.
C.
Sugar is not considered a nutrient.
D.
Sugar is already added to drinks.
【判断题】If a people who need 1600 kcal, he should intake 22g oils.
A.
正确
B.
错误
【单选题】听力原文:W: George! I've told you twice to throw these pieces of paper away. Why are they still here? M: Don't be angry. I just thought you might need them. Q: What is the woman most probably going to do?...
A.
Quarrel with the man.
B.
Leave the paper where it is.
C.
Give the paper to the man.
D.
Make use of the paper.
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