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【单选题】
I have a pet in my home. _____ name is Tom. [ ]A.
His
B.
Their
C.
It's
D.
Its
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】判别级数 敛散性的正确方法是
A.
根据交错级数审敛法,这级数收敛
B.
因为关系式un>un+1,对于n并不成立,所以发散
C.
因为是两个收敛级数逐项相减, 所以这级数收敛
D.
因为 ,所以这级数收敛
【单选题】Why did President Bai make request for Dr. Mcnutt's meeting with Premier Li?
A.
To show that scientific research is highly respected in China
B.
To launch a scientific research
C.
To show political status
【判断题】Li Bai, who loved drinking and writing poetry, was a great romantic poet in the Tang Dynasty and was later called “Poet Immortal”.
A.
正确
B.
错误
【判断题】Li Bai, who loved drinking and writing poetry, was a great romantic poet in the Tang Dynasty and was later called "Poet Immortal".
A.
正确
B.
错误
【简答题】热铆时，钉孔直径应比钉杆直径()。 A.相接近 B.稍小 C.稍大
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