They ___________to put their hearts into study..

A．have made their minds

B．have made their mind

C．have made up their minds

D．have made up their mind

有权决定全国或者个别省、自治区、直辖市进入紧急状态的国家机关是

A．国务院

B．全国人民代表大会常务委员会

C．中央军事委员会

D．国家 * *