皮皮学，免费搜题
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搜题
【单选题】
幼儿起病急,畏寒伴有头疼,腰部和四肢酸疼,眼球结膜及咽部充血,喷嚏,呕吐等症状,可能是( )A.
流行型感冒
B.
腮腺炎
C.
咽炎
D.
肺炎
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Those students don't have to be made ______. They are all diligent students.
A.
learn
B.
learned
C.
learning
D.
to learn
【单选题】This school doesn't have ______ it did ten years ago. [ ]
A.
so many students as
B.
many as students as
C.
such few students as
D.
so many as students as
【单选题】In those days, few people liked dancing,_____?
A.
didn’t they
B.
did they
C.
don’t they
D.
were they
【简答题】2018年我国原油进口依存度 %，天然气为45.3%，铀进口依存度已达90%。
【单选题】用原子吸收光谱法测定时,通常选择的分析线是
A.
第一激发态与基态之间发射的共振线
B.
第二激发态与基态之间发射的共振线
C.
第三激发态与基态之间发射的共振线
D.
第一激发态与第二激发态之间发射的共振线
【单选题】In those days, few people liked taking a bus, _____? [ ]
A.
didn't they
B.
did they
C.
don't they
D.
were they
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