皮皮学，免费搜题
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搜题
【单选题】
已知“有的学生是优等生”真，则()A.
“有的学生不是优等生”真
B.
“所有的学生优等生”真
C.
“所有的学生都不是优等生”假
D.
“有的学生不是优等生”假
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】You have to be ______ and wait until I finish my work.
A.
patient
B.
strict
C.
honest
D.
active
【单选题】I have ____a raincoat _____ an umbrella. That’s why I have to wait until the rain stops.
A.
both; and
B.
either; or
C.
neither; nor
D.
not only; but also
【单选题】I had neither a raincoat nor an umbrella. That's why I _____ wait until the rain stopped. [ ]
A.
might
B.
should
C.
ought to
D.
had to
【单选题】I advised _______ until the right time but they wouldn't listen to me. [ ]
A.
to wait
B.
waiting
C.
waited
D.
on wait
相关题目：
【单选题】You have to be ______ and wait until I finish my work.
A.
patient
B.
strict
C.
honest
D.
active