
【名词&注释】
香附子(nutsedge)、无性生殖(asexual reproduction)、叶绿体膜(chloroplast membrane)、线粒体膜(mitochondrial membrane)、液胞膜
[单选题]质膜、核膜、液胞膜、线粒体膜、叶绿体膜都是双层膜。( )
A. 正确
B. 错误
查看答案&解析
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举一反三:
[单选题]What would be the best title for the passage?( )
A. Drinking for Better Social Relationships.
B. Experiments of Personality Evaluation.
C. Developing Better Drinking Habits.
D. Physical Sensations and Emotions.
[单选题]Drunk driving,which was once a occurrence , is now under control.
A. general
B. frepuent
C. normal
D. particular
[单选题]青霉产生孢囊孢子进行无性生殖。( )
A. 正确
B. 错误
[单选题]水稻叶上、下表皮的主要区别在于( )。
A. 气孔数量多少
B. 表皮细胞形状
C. 有无硅质细胞
D. 有无泡状细胞
[单选题]既是一种有名的药材,又是田间恶性杂草之一。
A. 荸荠
B. 香附子
C. 蒲草
D. 狗牙根
[单选题]58 What do we know about the Indian IT industry?
A. It will move its head office to Shenzhen
B. It is seeking further development in China
C. It has attracted an investment of US$15 billion
D. It caught up with the US IT industry in2008.
[单选题]能鉴别Mg, AgNO3, Na2CO3,NaALO2,四种溶液的试剂是
A. HNO3
B. KOH
C. BaCL2
D. NaClO
[单选题]Jenny nearly missed the flight doing too much shopping.
A. as a result of
B. on top of
C. in front of
D. in need of
[单选题]I travel to the Binhai New Area by light railway every day, _____ do many businessmen who live in downtown Tianjin.
A. as
B. which
C. when
D. though
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