皮皮学，免费搜题
登录
搜题
【单选题】
在求解整数规划问题时，不可能出现的是（ ）。A.
唯一最优解
B.
无可行解
C.
多重最优解
D.
无解
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
【单选题】With the time went on, I found she had ___.
A.
a few white hair
B.
some white hair
C.
several white hairs
D.
much white hair
【单选题】Ten years had passe D、 I found she had ______.
A.
a little white hair
B.
some white hair
C.
a few white hair
D.
much white hair
【简答题】Ten years passed, and I found that he had . [ A] some white hair [ B ] a few white hairs [ C] a few white hair [ D] much white hair
【单选题】Ten years passed, and I found that he had ________ .
A.
some white hair
B.
a few white hairs
C.
a few white hair
D.
much white hair
【单选题】Four years had passed, and I found Mary had＿＿＿＿＿．
A.
little white hair
B.
some white hair
C.
much white hairs
D.
a few white hairs
【单选题】Ten years had passed. I found she had _______.
A.
a few white hairs
B.
a little white hair
C.
some white hair
D.
more fifty hair
相关题目：