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【单选题】
下列不是《廉颇蔺相如列传》里的故事的是( )A.
巨鹿之战
B.
渑池会
C.
将相和
D.
完璧归赵
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】常量元素(macroelements),也称为宏量元素,指在人体内的含量大于体重的0.01%,每人每日需要量在100mg以上的矿物质,下列不属于常量元素的是?
A.
磷
B.
镁
C.
铁
D.
钾
【单选题】Lee: Thank you for your delicious food last night. When I went home, I couldn ’t forget the appetizing dishes. Mrs. Lewis: __________, and you are welcome, at any time
A.
It’s very kind of you
B.
I’m glad you like the dishes
C.
Not at all
D.
Thank you so much
【简答题】二. 完形填空(30分) I will never forget one thing, mainly because I learned the meaning of kindness then. A few years ago, I went running on a 16 day. It was my favorite activity because the 17 were s o c...
【单选题】窝洞制备对于抗力形要求错误的是
A.
使充填体获得足够的抗力，在受力时不折裂
B.
使余留牙体组织获得足够的抗力，在受力时不折裂
C.
抗力形制备应使应力只均匀分布在充填体上
D.
抗力形制备应使应力均匀分布在充填体和牙体组织上
E.
应力过于集中，充填体或牙齿就可能折裂
【单选题】窝洞制备对于抗力形的要求,错误的是
A.
去除薄壁弱尖
B.
盒状洞形、底平壁直
C.
复面洞邻面的龈壁为向颈方的斜面
D.
洞深达到釉牙本质界下0.2~0.5mm
E.
(牙合)面洞的洞底与邻面洞的轴壁应形成阶梯
【单选题】窝洞制备时，对于抗力形的要求，错误的是
A.
洞的深度达到釉牙本质界下0.5mm
B.
盒形洞形：底平，壁直
C.
复面洞阶梯的龈壁为向颈方的斜面
D.
去除薄壁弱尖
E.
洞缘曲线圆钝
【多选题】窝洞制备时,对于抗力形的要求,错误的是
A.
洞的深度达到釉牙本质界下2mm
B.
盒形洞形：底平，壁直
C.
复面洞阶梯的龈壁为向颈方的斜面
D.
去除薄壁弱尖
E.
洞缘曲线圆钝
【单选题】Without friendship, one can't be happy although he is rich enough. As for me, I will never forget the days _____ I spent with my dearest friend. [ ]
A.
that
B.
when
C.
who
【单选题】I will never forget that terrible accident ________ it happened so long ago. [ ]
A.
only if
B.
even though
C.
only when
D.
ever since
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