【名词&注释】
薄壁组织(parenchyma)
[单选题]筛管细胞的横壁上有筛孔的部位叫筛域。( )
A. 正确
B. 错误
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举一反三：
[单选题]What was the normal price of the T-shirt?
A. $15
B. $30.
C. $50.
[单选题]裸藻门中的无壁类型为自养植物，而具壁类型行腐生生活或动物式营养。( )
A. 正确
B. 错误
[单选题]在植物体内，进行各种代谢活动的主要组织是( )。
A. 机械组织
B. 保护组织
C. 分泌组织
D. 薄壁组织
[单选题]How did Christy McKinley know Ms. Schatzman's opinion of the chi tea?
A. She met her in the shop.
B. She heard her telling others.
C. She talked to her on the phone.
D. She went to her office to deliver the tea.
[单选题]What can we learn from the last two paragraphs?
A. More time should be spent on computers.
B. Children should be forbidden from watching TV.
C. 'IV sets shouldn't be allowed in children's bedrooms,
D. Further studies on high-achieving students should be done
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