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【单选题】
患者女,7岁,口内检查发现下颌后部牙槽骨上有两个形态似磨牙的牙齿存在。为鉴别是否有恒磨牙,下列哪种说法是正确的:A.
恒牙的牙颈嵴突出，与牙根分界清楚
B.
恒牙牙冠颜色偏白
C.
下颌第二乳磨牙的近中颊尖、远中颊尖及远中尖的大小基本相等
D.
下颌第一恒磨牙的外形呈斜方形
E.
下颌第一恒磨牙的近中颊尖、远中颊尖及远中尖的大小基本相等
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【单选题】After a short time, the bad news had ______all over the city and everybody knew it．
A.
showed
B.
spread
C.
covered
D.
Explored
【简答题】I believe honesty is one of the greatest gifts. I know they call it a lot of fancy names these days, like 36_ and straightforward .And it’s still what 37 a man a good citizen .This is my secret ,and ...
【简答题】It was a Saturday in May. When Mrs. Black opened the door and looked out, she smiled and said, “It’s a beautiful day.” She woke（叫醒）her small son up at eight thirty and said to him, “ Get up, Tod. Let’...
【简答题】从II栏找出与I栏各句相对应的答语. I II 小题1:How were the patato chipa invented? A.In a bank. 小题2:Why were you late? B.Yes.sure. 小题3:Could you p...
【简答题】It’s eight thirty by my watch now. ( 就划线部分提问 ) __________ _________ is it by your watch now?
【单选题】It was such a tiny village that____ knew _____else well.
A.
anybody; somebody
B.
everybody; everybody
C.
anybody; anybody
D.
nobody; nobody
【单选题】Everybody in the village knew him, so we had ____ his house.
A.
no difficulty to find
B.
some difficulty finding
C.
so difficulty to find
D.
no difficulty in finding
【简答题】Allan Paul, a final year engineering student, was considered as a safe driver by all who knew him. One sunny morning, Allan was on his way home from his friend’s house on his favorite bike. All of a s...
【多选题】关于变移上皮的描述哪些正确
A.
表层细胞呈立方形，有的有两个核
B.
细胞层数和形状可发生变化
C.
主要分布在排尿管道和排精管道
D.
膀胱的变移上皮空虚时变薄
E.
无杯状细胞、无基底膜
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