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【单选题】
以下哪项不属于物质性的需要?A.
对生活用品的需要
B.
对工作的需要
C.
对奢侈品的需要
D.
审美的需要
手机使用
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反馈参考答案：
举一反三
【单选题】下列（ ）不属于证券经纪业务管理方面的法律法规
A.
《证券业从业人员资格管理办法》
B.
《证券公司董事、监视和高级管理人员任职资格监管办法》
C.
《证券从业人员行为守则（试行）》
D.
《证券公司融资融券业务试点管理办法》
【单选题】A nocturnal(夜间活动的)moth has become the first animal known to see colours in the dead of night. The moth uses this visual talent to find yellow, nectar-packed flowers in the dark, but the finding sugges...
A.
How animals see things at night.
B.
Moth—the only creature to see things at night.
C.
Moths use color to see flowers at night.
D.
How many colors can moths see at night.
【单选题】听力原文：W: Good evening, sir. Welcome to the Royal Fantasy Hotel. How can I help you? M: My name's Jeff Lin, and I have a reservation for this week. I'll be attending the electronics exhibition beginning...
A.
A reservation.
B.
A meeting.
C.
An exhibition.
D.
Traveling.
【单选题】听力原文：W: Good evening, sir. Welcome to the Royal Fantasy Hotel. How can I help you? M: My name's Jeff Lin, and I have a reservation for this week. I'll be attending the electronics exhibition beginning...
A.
A reservation.
B.
A meeting.
C.
An exhibition.
D.
Traveling.
【简答题】诱变育种时为什么要进行同步培养？简述孢子悬液菌悬液的制备方法？
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