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【单选题】
我国缓和曲线的类型采用( )。A.
回旋线
B.
二次抛物线
C.
三次抛物线
D.
双扭线
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【判断题】The American civil rights movement , based mainly in African American churches and colleges of the South, involved marches, boycotts, and extensive efforts of civil disobedience , such as sit-ins , as...
A.
正确
B.
错误
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【单选题】Can you recommend ___________ to read?
A.
something nice
B.
everything nice
C.
nice something
D.
nice anything
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【判断题】In African American English, dental fricatives, that is, /θ/ and /ð/ are often pronounced as /f/ and /d/, respectively.
A.
正确
B.
错误
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