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【单选题】
图中Φ20凸台端面的表面结构要求是A.
Ra0.8
B.
Ra3.2
C.
Ra12.5
D.
Ra25
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举一反三
【单选题】Every means ___ the river from being polluted.
A.
are used to prevent
B.
are used to preventing
C.
is used to prevent
D.
is used to preventing
【单选题】Now those foreigners _____ Chinese food. [ ]
A.
used to eat
B.
are used to eating
C.
are used to eat
D.
get used to eat
【单选题】The Greens used to live in London and now they in Beijing.
A.
used to live
B.
are used to live
C.
are used to living
D.
are used for living
【单选题】Computers_______ many things and we_______ these modern machines.
A.
are used to doing; are used to use
B.
are used to do; are used to using
C.
used to do; are used to using
D.
are used to do; used to use
【单选题】As we all know plastics _ many things. [ ]
A.
used to making
B.
used to make
C.
are used to making
D.
are used to make
【单选题】---- John, you look worried. Anything wrong? ---- Well, I _______ a test and I’m waiting for the result.
A.
will take
B.
took
C.
had taken
D.
take
【单选题】The telephone ( ) connect you to the absent.
A.
used to
B.
using to
C.
are used
D.
are used to
【单选题】听力原文： American women are used to being independent. They are used to going places by themselves, earning their own money, and often living alone. Sometimes they will ask men for help, but they usually...
A.
They are used to earning their own money.
B.
They often live alone.
C.
They don't start conversation with men.
D.
They may ask men for dance.
【单选题】The Greens used to live in London and now they _____ in Beijing. A . used to live B . are used to live C . are used to living D . are used for living
A.
． used to live
B.
． are used to live
C.
． are used to living
D.
． are used for living
【单选题】The stones ______ houses and bridges.
A.
are used to build
B.
used to build
C.
are used to building
D.
used to building
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