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【单选题】
下列与RPI卡环有关的叙述错误的是（）。A.
RPI卡环由近中 支托、邻面板和Ⅰ组成
B.
RPI多用于游离端义齿
C.
近中 支托连同其小连接体作为间接固位体，有对抗义齿向远中脱位的作用
D.
邻面板与基牙导平面接触，有防止义齿下沉的作用
E.
Ⅰ杆舌侧不需要设计对抗臂
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【单选题】Watch from 01:22 to the end of the episode and answer the following questions. What does Jessica’s husband do?
A.
He works for a hotel.
B.
He’s a taxi driver.
【单选题】There __________ a football match between Class 1 and Class 3. [ ]
A.
is
B.
are
C.
am
【单选题】Class 2 is ______ C lass 1 ______ Class 3. [ ]
A.
near, to
B.
next, to
C.
between, and
D.
in, and
【单选题】听力原文： Between 1987 and 1991 ,three groups of American women, numbering 27 in all, between the ages of 35 and 65,were given month-long tests to determine how they would respond to conditions resembling...
A.
30
B.
27
C.
65
D.
35
【单选题】There is less cooperation between nations now because it is ____________.
A.
strained by quarrels between nations on currency values
B.
weakened by an uneven recovery from the crisis
C.
used as a weapon against rivals
D.
intensified by changing global currency values
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