【单选题】Bruce, ______ headmaster of our school, was elected by voting and other leaders were chosen in ______ same way.
【简答题】动机是激发个体朝着一定的目标活动并维持这种活动的一种内在的()。
【单选题】To panicked financial markets, it seemed Asian leaders were losing the will to tackle their countries urgent problems.Which word is similar to the underlined one in meaning? ______
【简答题】请判断下面的叙述中,哪些是正确的? (1)半导体ROM是一种非易失性存储器。 (2)半导体存储器是非永久性存储器,断电时不能保存信息。 (3)同SRAM相比,由于DRAM需要刷新,所以功耗大。 (4)由于DRAM靠电容存储电荷,所以需要定期刷新。 (5)双极型RAM不仅存取速度快,而且集成度高。 (6)目前常用的EPROM是用浮动栅雪崩注入型MOS管构成,称为FAMOS型EPROM,该类型的EPR...
【判断题】双极型 RAM不仅存取速度快,而且集成度高。
【单选题】下列关于存储器的论述中,正确的是( )。
A.
与SRAM相比,DRAM由于需要刷新,所以功耗较高
B.
常用的EPR,OM采用浮栅雪崩注入型MOS管构成,出厂时存储内容为全“0”
C.
SRAM依靠基于MOS管的双稳态电路来存储信息,所以不需要刷新
【简答题】The early ministers and political leaders in Massachusetts Bay__________. [A] were famous in the New World for their writings [B] gained increasing importance in religious affairs [C] abandoned high p...
【单选题】The early ministers and political leaders in Massachusetts Bay ______.
A.
were famous in the New World for their writings
B.
gained increasing importance in religious affairs
C.
abandoned high positions before coming to the New World
D.
created a new intellectual atmosphere in New England
【多选题】下列可以用中和法(直接或间接)测定其含量的有机化合物有