皮皮学，免费搜题
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【单选题】
【电梯法规】电梯应当至少每进行一次清洁、润滑、调整和检查。A.
10日
B.
15日
C.
30日
D.
7日
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举一反三
【单选题】Why did Liz leave Harvard in 2001?
A.
she has no money to study there.
B.
she liked Columbia University more than Harvard University
C.
she wanted to take care of her sick father.
【单选题】why did Liz leave Harvard in 2001?
A.
She had no money to study there.
B.
She liked Columbia University more than Harvard University.
C.
She wanted to take care of her sick father.
【单选题】Why did Liz leave Harvard in 2001?
A.
She had no money to study there.
B.
She liked Columbia more than Harvard University.
C.
She wants to take care of her sick father.
D.
/
【单选题】Why did Liz leave Harvard in 2001?
A.
She had no money to study there.
B.
She liked Columbia University more than Harvar University.
C.
She wanted to take care of her sick father.
【单选题】Why did Liz leave Harvard in 2001?
A.
She had no money to study there.
B.
She liked Columbia University more than Harvard University.
C.
She wanted to take care of her sick father.
【单选题】Why did Liz leave Harvard in 2001?
A.
She had no money to study there.
B.
She liked Columbia University more than Harvard University.
C.
She wanted to take care of her sick father.
D.
Not mentioned.
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