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【单选题】
Sarah, hurry up. I’m afraid you won’t have time to_______ before the party.
A.
get changed
B.
get change
C.
get changing
D.
get to change
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举一反三
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A.
世界格局多极化发展
B.
世界格局单极化发展
C.
世界格局全球化发展
D.
世界格局两极化发展
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【单选题】当今世界格局的发展趋势是( )
A.
朝多极化发展
B.
朝全球化发展
C.
朝两极化发展
D.
朝一极化发展
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A.
一极化
B.
多极化
C.
两极格局
D.
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【单选题】1 New technology often creates unanticipated problems. 2 Automobiles, for ex- ample, provide numerous benefits, but they also pollute the air and kill about fifty thousand Americans each year. 3 It is...
A.
1
B.
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C.
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A.
. z 1 z 2 + z 1 . z 2
B.
. z 1 z 2 - z 1 . z 2
C.
1 2 ( . z 1 z 2 - z 1 . z 2 )
D.
1 2 ( . z 1 z 2 + z 1 . z 2 )
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