【简答题】当控制信号T=1时每来一个时钟信号它的状态就翻转一次,而当T=0时,时钟信号到达后它的状态保持不变,具备这种逻辑功能的触发器称为_________。
【多选题】What are the two reasons for the new approach to pricing? Click on two answers.
A.
The law has been changed.
B.
The companies want to provide better services.
C.
There are powerful computer programs.
D.
The companies want to attract more customers.
【单选题】上合组织成员国元首理事会第十八次会议6月10日在青岛举行,习近平指出,进一步弘扬(),提倡创新、协调、绿色、开放、共享的发展观,践行共同、综合、合作、可持续的安全观,秉持开放、融通、互利、共赢的合作观,树立平等、互鉴、对话、包容的文明观,坚持共商共建共享的全球治理观。
【多选题】According to the lecture, what are two effects of ethylene? Click on two answers.
A.
Fruit becomes softer as it ripens.
B.
Plants develop complex root systems.
C.
Trees shed their leaves in the fall.
D.
Flower buds open in the spring.
【多选题】2018年6月10日,上合组织成员国元首理事会第十八次会议在我国青岛召开,国家主席习近平首次系统性提出弘扬“上海精神”的“五观”,即( )。
【多选题】What environmental factors are required for a seed to germinate? Click on two answers.
D.
The proper temperature
【多选题】According to the professor, what can initiate anaphylaxis? Click on two answers.