The first three ethnic groups in the USA are ().A、White, Hispanic and BlackB、White, Bla
The first three ethnic groups in the USA are ().
A、White, Hispanic and Black
B、White, Black and Hispanic
C、White, Black and Asian
D、White, Asian and Black
The first three ethnic groups in the USA are ().
A、White, Hispanic and Black
B、White, Black and Hispanic
C、White, Black and Asian
D、White, Asian and Black
第3题
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第6题
I first met Simon three years ago. She () at a university at that time.
A、has worked
B、was working
C、has been working
D、had worked
第7题
A.relating
B.concerning
C.corresponding
D.regarding
第8题
[A] the first three ways can increase the water supply, while the fourth one can't
[B] the first three ways can make a better use of water, while the fourth one can't
[C] the first three ways is technology-based, while the fourth one is market-based
[D] the first three ways can't balance the supply and demand of water, while the fourth one can
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第10题
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