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【单选题】
在纽约外汇交易市场(以美元为本币)，2008年8月28日纽约外汇交易市场欧元兑美元汇率为1:1.4702。2008年8月29日，欧元兑美元汇率为1:1.4671。下列说法正确的是( )。 (1)对于美元来说，该标价法为直接标价法 (2)对于美元来说，该标价法为间接标价法 (3)美元升值，欧元贬值 (4)美元贬值，欧元升值A.
(1) (4)
B.
(2) (3)
C.
(1) (3)
D.
(2) (4)
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举一反三
【单选题】对 X 线的描述,下列正确的是
A.
X 线的硬度大，频率高，穿透力弱
B.
X 线的硬度大， HVL 小，穿透力强
C.
X 线的硬度大，频率高，穿透力强
D.
X 线的硬度大，波长长，穿透力弱
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A.
that
B.
which
C.
why
D.
how
【单选题】Words failed her when the _____ mother wanted to express her thanks to the policeman who had saved her son. [ ]
A.
upset
B.
grateful
C.
confident
D.
sensitive
【简答题】The taxi driver had to ________ to the side of the road when a policeman began to follow him for speeding.
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