皮皮学，免费搜题
登录
搜题
【单选题】
国家粮食和物资储备局2019年10月12日发布,2020年国家继续再小麦主产区实行最低收购价政策。2020年生产的小麦(三等)最低收购价为每公斤( )元,保持2019年水平不变。A.
107
B.
109
C.
112
D.
115
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】Each number shown below follows a certain rule. Figure out the rule and work out the missing number:
【单选题】The counter shown below is an example of
A.
an asynchronous counter
B.
a BCD counter
C.
a synchronous counter
D.
none of the above
【单选题】Research has shown that__________
A.
dropouts are substantially below PhD's in financial attainment
B.
the incentive factor is a minor one in regard to pursuing PhD studies
C.
the PhD candidate is likely to change his field of specialization if he drops out
D.
about one-third of those who start PhD work do not complete the work to earn the degree
【简答题】下列关于鹤虱与南鹤虱的表述正确的是( )。A.鹤虱是伞形科植物天名精的种子B.鹤虱是菊科植物天名精的果实C.南鹤虱是伞形科植物野胡萝卜的种子D.南鹤虱是菊科植物野胡萝卜的果实A. 1 B. 1 C. 1 D. 1
【单选题】What operation on relations R and S produces the relation shown below? ( ){tuple | tuple∈R∧tuple∈S}
A.
union
B.
difference
C.
intersection
D.
division
【单选题】The symbol shown below is a(n) ________, and the output will be ________ for the input shown.
A.
buffer, not A
B.
inverter, 1
C.
inverter, A'
D.
buffer, 1
相关题目：