【名词&注释】
毛茛科(ranunculaceae)、马尾藻(sargassum)、虫媒传粉(insect pollination)
[单选题]下列哪一种是绿藻门植物?( )
A. 石莼
B. 颤藻
C. 马尾藻
D. 紫菜
查看答案&解析
举一反三：
[单选题]Helping others is a habit, _______ you can learn even at an early age.
A. it
B. that
C. what
D. one
[单选题]
A. teacher
B. child
C. man
D. witct
[单选题]毛茛科的( )植物已在适应虫媒传粉的方向上高度特化。
A. 毛茛属
B. 黄连属
C. 铁线莲属
D. 乌头属
[单选题]Why did the writer give his flowers to the elderly lady?
A. She told him a nice story. B． She allowed him to pay first.
B. She gave him encouragement. D． She liked flowers very much.
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