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【单选题】
关于心肌纤维 的 光镜结构的 描述 错误 的是A.
呈 不规则的短圆柱状，有分支，互连
B.
多数有一个核，少数有双核，位于细胞中央
C.
心肌纤维 也呈现明暗相间的周期性横纹
D.
连接处染色较深，称闰盘
E.
一般认为，心肌细胞有再生能力
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举一反三
【简答题】The _____________(ener) turtles were protected in a safe environment.
【单选题】In sewage treatment, the term"maceration'refers to the process of ____.
A.
breaking up solid matter into fine particles
B.
precipitating non-decomposed waste in a collection tank
C.
chemically adjusting the sewage pH to 7.0
D.
eliminating bacterium coming from the sewage
【单选题】十七世纪下半叶法国男装借鉴_______建筑风格，款式奢华色彩艳丽，雍容繁复，服装的华丽程度甚至超越女装，这是个特有的男装女性化的历史时期，也是男装中性化的发端。
A.
法式
B.
拜占庭
C.
地中海
D.
巴洛克
【单选题】The solution to water pollution is ______ .
A.
storing the sewage in a giant tank
B.
dumping more sewage into the distant ocean
C.
building more sewage disposal plants
D.
replacing underground pipes full of sewage
【单选题】How does the Biofilter Method process sewage？
A.
By causing growth of bacteria in the sewage
B.
By utilizing a biological film
C.
By treating organic matter in biochemical oxidation
D.
All of the above
【单选题】Dump sewage into oceans and rivers is a serious form of pollution.
A.
Having dumped sewage
B.
Being dumped sewage
C.
Dumped sewage
D.
Dumping sewage
【简答题】a protected, safe place: r_____e
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