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【单选题】
中药材五味子粉末最具鉴别意义的显微特征是A.
石细胞棕红色，分枝状，纹孔明显
B.
石细胞多角形，纹孔极细密，胞腔内含橡胶丝
C.
果皮表皮细胞表面观类多角形，垂壁连珠状增厚，有角质线纹；表皮中散有油细胞
D.
淀粉粒类圆形或多角形，可见脐点
E.
胚乳细胞含糊粉粒
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举一反三
【单选题】The third paragraph of the passage deals with the difficulties of restoring the following fossilized animals EXCEPT______.
A.
those which had complex internal structures
B.
those which had no external hard parts
C.
those which had fur-covered bodies
D.
those which had no living relatives
【单选题】____of the students are in the classroom because they are listened to an important speech in the school hall.
A.
None
B.
All
C.
Each
【判断题】After the Civil War, since 1861, many women began to drink alcohol with men in public for the first time. And they listened together to a popular new kind of music: jazz.
A.
正确
B.
错误
【简答题】简述经济发展和学前教育发展的关系。
【单选题】Partners whose liability is limited to the cash or property they contributed to the partnership have entered into a __________.
A.
general partnership
B.
S-corporation
C.
limited partnership
D.
limited liaility company
【简答题】试着简述教育和学前教育的关系
【简答题】The following sentences are used to describe the following products. Match the following sentence with the choices given. If you find it is hard to figure out, you can get hints from the images attach...
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