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【多选题】
酵母菌形成的假菌丝与霉菌的菌丝相比，主要差别体现在？A.
真菌丝比假菌丝更易断裂
B.
假菌丝粗细不均匀
C.
假菌丝比真菌丝短
D.
假菌丝细胞横隔上没有孔道
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【简答题】9. The old fisherman is sy-seven years old
and lives _________ his own. A. with B. at C. by D. onA.B.C.D. D
【单选题】Colo’s example indicates that ________.
A.
some animals know quite well how to deceive the keepers
B.
some animals know quite well how to help the keepers
C.
some animals know quite well how to handle suspicious objects
D.
some animals know quite well how to negotiate with the keepers
【简答题】光电专业的学生接触的实训材料或是器件设备中有哪些需要执行ROHS认证?列举10种,并举出其使用的有可能是哪种有害物质?
【单选题】The old fisherman is seventy-seven years old and lives _________ his own.
A.
with
B.
at
C.
by
D.
on
【单选题】The old fisherman is seventy-seven years old nd lives _____ his own.
A.
with
B.
at
C.
by
D.
on
【单选题】Colo’s example indicates that ________.
A.
A) some animals know quite well how to deceive the keepers
B.
some animals know quite well how to help the keepers
C.
some animals know quite well how to handle suspicious objects
D.
) some animals know quite well how to negotiate with the keepers
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