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【简答题】
一般将胞外的信号分子称为______． 将细胞内最早产生的信号分子称为______。
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皮皮学刷刷变学霸
举一反三
【单选题】I shall never forget those years _______ I lived in the country with the farmers, ______ has a great effect on my life.
A.
that; which
B.
when; which
C.
which; that
D.
when; who
【单选题】I shall never forget those years ______ I lived in the country with the farmers, ______ has a great effect on my life.
A.
that; which
B.
when; which
C.
which; that
D.
when; as
【单选题】网络管理员接到为中型企业级交换网络选择硬件的任务 , 系统要求在 8 台高端口密度交换机之间进行冗余背板连接 , 下列哪种硬件解决方案适合此企业?
A.
模块化交换机
B.
固定配置交换机
C.
可堆叠交换机
D.
具备上行链路功能的交换机
【单选题】I shall never forget the days ________ I spent in Beijing University, ________ has a great effect on my life.
A.
that; which
B.
which; that
C.
when; that
D.
when; which
【单选题】I shall never forget the years _____ I spent in the country with the farmers, _____ has a good effect on my life. [ ]
A.
that, which
B.
when, which
C.
which, that
D.
when, who
【单选题】网络管理员接到为中型企业级交换网络选择硬件的任务。系统要求在八台高端口密度交换机之间进行冗余背板连接。下列哪种硬件解决方案适合此企业?
A.
模块化交换机
B.
固定配置交换机
C.
可堆叠交换机
D.
具备上行链路功能的交换机
E.
链路聚合交换机
【单选题】网络管理员接到为中型企业级交换网络选择硬件的任务 , 系统要求在 8 台高端口密度交换机之间进行冗余背板连接 , 下列哪种硬件解决方案适合此企业?( )
A.
模块化交换机
B.
固定配置交换机
C.
可堆叠交换机
D.
具备上行链路功能的交换机
E.
链路聚合交换机
【简答题】I shall never forget the day ______ Shen Zhou V was launched, ______ has a great effect on my life. A.that, which B. when, which C. which, that D. when, that
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