诊断为四环素牙的为( )|诊断为氟的为( )|诊断为釉质发育不全的为( )|浅龋的临床表现( ) A. 釉质表面呈不透明白垩色,并出现深浅不等的带状或窝状凹陷 B. 恒牙在同一时期发育的对称牙上釉质颜色改变呈白垩色或黄褐色 C. 牙釉质颜色改变 D. 牙釉质或牙骨质呈白垩色或黄褐色,探诊有粗糙感 E. 牙的窝沟有色素沉着,不弥散、无墨浸状
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【单选题】Indicate which of the following is a single suppressed premise that is sufficient to make the following argument valid. There was a murder, and the only suspects who could have committed it are Mr. Gr...
A.
Mr. Green and Mrs. Peacock did not commit the murder together.
B.
If Mr. Green committed the murder, then Mrs. Peacock did not.
【简答题】阅读下面短文,从每题ABCD四个选项中,选出一个能填入文章中相应空白处的最佳答案。 Mr. and Mrs. Bell are very 56 . For example, Mr. Bell sometimes goes to his office for work on Sunday morning, for he thinks it is Monday. And Mrs. Bell somet...
【单选题】There was a murder, and the only suspects who could have committed it are Mr. Green and Mrs. Peacock, so the murderer must be Mr. Green. Indicate which of the following is a single suppressed premise ...
A.
Mr. Green and Mrs. Peacock did not commit the murder together.
B.
If Mr. Green committed the murder, then Mrs. Peacock did not.