16. On the east of the valley rose a ___________ wall of stratified rock, two thousand or three thousand feet high, stretching off towards the Arkansas.
(A)tentative
(B)precipitous
(C)gregarious
(D)counterfeit

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統計： A(28), B(92), C(77), D(32), E(0) #569505

詳解 (共 10 筆)

#875023
gregarious   adj. 群居的     greg(flock 群) ious(形容詞字尾)  
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#881405
counterfeit偽造的；假冒的
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#1397619
tentative 試驗的
precipitous險峻的
gregarious合群的

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#875017
pre-(before) cipit(head) ous(形容詞字尾)
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#885929
stratified 有不同社會等級的﹐分層的
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#831274
precipitous = very steep 非常陡峭的
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#1231512
险峻的; 多悬崖的; 急躁的; 鲁莽的
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#831828
tentative 試驗,假設(a.)試驗性質的,暫時的gregarious (a.)社交的,群居的

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#829343
原本題目:16. On the east...
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#827382
缺空格。On the east of the valley rose a ___________ wall of stratified rock, two thousand or three thousand feet high, stretching off towards the Arkansas. 
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