【名词&注释】
形成层(cambium)、葫芦科(cucurbitaceae)、时间段(time quantum)、次生分生组织(secondary meristem)
[单选题]哪种分生组织既开始分化，而又有较强的分裂能力?( )
A. 原分生组织
B. 初生分生组织
C. 次生分生组织(secondary meristem)
D. 形成层
查看答案&解析
举一反三：
[单选题]
A. forwardB． near
B. back
C. further
[单选题]葫芦科的果特称( )。
A. 瓜果
B. 肉果
C. 浆果
D. 瓠果
[单选题]John thinks it won’t be long______ he is ready for his new job.
A. when
B. after
C. before
D. since
[单选题]WhenItalkedwithmygrandmaonthephone,shesoundedweak,butbythetimewe___up,hervoicehadbeenfulloflife.
A. werehanging B．hadhung
B. hung D．wouldhang
[单选题]Which of these old sayings best suits the story’s lesson for us?
A. Make hay while the sun shines.
B. Never judge a book by its cover.
C. People in glasshouses should not the stones.
D. A bird in the hands worth two in the bush.
[单选题]
B．catch
C．forget
D．beat
A. leaveB．catch
B. forget
C. beat
[单选题]下列性状( )最为原始。
A. 单叶全缘且对生
B. 单叶深裂互生
C. 单叶浅裂互生
D. 复叶互生
[单选题]
A. read
B. born
C. hired
D. written
[单选题]
A. contribute
B. appeal
C. attend
D. belong
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