I'd like to remind you that there is no_____on the part of suspects to answer questions.

在对外开放中，引进和输出技术属予（）

1933年11月，国民党爱国将领蔡廷锴和蒋光鼐等发动的抗日反蒋事件是()

Good parents have the ability to communicate messages of love, trust, and self-worth ______their children

Decision on whether the message is right or wrong should at least come after _____what the message is.

光的相干条件是光矢量振动的()

The question he asked was _______ I come here.

穿过一闭合回路的磁通量随时间的变化关系为m=2t2+t(SI)，则t=0时回路中的感应电动势为()

马尔萨斯的经济理论属于（）

The fixed star was a planet.（）