Which of the following “ed” has a different pronunciation(发音) from the other three?
A:remembered
B:closed
C:enjoyed
D:locked
正常人体内的激素、酶和神经递质均有特定的生物活性,这三类物质都是:( )
唐朝时,掌权的宦官常以枢密使的名义削夺宰相的职权而干预朝政,甚至参与包括宰相在内的大臣的任命.后来发展到与宰相共参政事,“宰相掌文,枢密掌武”。这从本质上反映了( )
读下图,完成小题: