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【单选题】
关于纳米材料说法不正确的是A.
“ 纳米材料 ” 中的纳米是一个表示长度的计量单位
B.
纳米材料具有奇特的光、电、磁、热、化学方面的特质
C.
用纳米级的颗粒组成的材料就叫纳米材料
D.
用纳米技术制成的银粉会在空气里自燃
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举一反三
【单选题】The ____ girl sat in the corner, ____. [ ]
A.
frighten, crying
B.
frightened, crying
C.
frightened, cried
D.
frightening, crying
【简答题】A．nervous B．happy C．excited D．frightened
【单选题】The little boy was at the murder’s face with a gun in his hand.
A.
frightening; frightened
B.
frightened; frightening
C.
frightened; frightened
D.
frightening; frightening
【单选题】At the sight of the _____ scene, he was almost _____ to death.
A.
frightened；frightening
B.
frightened；frightened
C.
frightening；frightening
D.
frightening；frightened
【单选题】______ that he could not speak for a long time.
A.
so frightened was he
B.
so frightened he was
C.
was he so frightened
D.
frightened was he
【单选题】有关输尿管的描述,错误的是
A.
属腹膜外位器官
B.
左侧输尿管约过左骼总动脉末端前方
C.
右侧输尿管越过右骼外动脉起始部的前方
D.
在女性，距子宫颈外侧约1.5～2cm处，输尿管由子官动脉的前上方跨过
E.
在男性，输精管越过输尿管末端的前上方
【单选题】下列关于肾被膜的描述,错误的是:
A.
正常情况下,纤维囊与肾实质结合紧密,不易剥离
B.
肾破裂或肾部分切除时,应缝合纤维囊
C.
肾脂肪囊对肾起弹性垫的作用
D.
在肾下方,两层肾筋膜彼此分离,其间有输尿管通过
【简答题】The _______ tiger made the little girl _______to death. A. frightening, frightened B frightened , frightening C. fright, frightening D.frghten, frightened
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