皮皮学，免费搜题
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搜题
【多选题】
若已知 收敛,则A.
收敛
B.
不一定收敛
C.
收敛，其中
D.
收敛
E.
不等于0
F.
一定等于0
G.
存在
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【单选题】What word is wrong in this sentence? There has been a lot of problems at my work lately, but we have been dealing with them.
A.
has
B.
lot
C.
problems
D.
work
E.
have
F.
them
【单选题】听力原文： There have been many great inventions, things that changed the way we live. The first great invention was one that is still very important today—the wheel. For hundreds of years after that there...
A.
In the early 1800's.
B.
In the late 1800's.
C.
In the second half of the 19th century.
D.
In the first part of the 20th century.
【单选题】听力原文： There have been many great inventions, things that changed the way we live. The first great invention was one that is still very important today -- the wheel. This is used in cars, trucks, and t...
A.
The tractor.
B.
The ear.
C.
The wheel.
D.
The steam engine.
【单选题】Which of the following is NOT true about the Istanbul Biennial?
A.
It takes viewers a long time to see the exhibits.
B.
Its architecture has been carefully designed.
C.
It has won much acclaim of the author.
D.
The curators have got a feasible plan.
【单选题】听力原文： There have been many great inventions, things that change the way we live. The first great invention was one that is still very important today—the wheel. This made it easier to carry heavy thin...
A.
In the second half of the 19th century.
B.
In the 1960s.
C.
In the first half of the 20th century.
D.
In the early 1800s.
【简答题】A．A very popular food plant: B．A plant with limited uses. C．A food plant which has been thoroughly used. D．A plant used as a main food on the Pacific Islands.
【简答题】____ n. the natural home of a plant or animal
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