题型:判断题 某中学历史兴趣小组在研究美国1787年宪法时采用了下图资料。对其解读最正确的是 ( )A.体现了人民主权原则B.体现了权力的相互制衡C.体现了三权的分立D.反映了联邦政府权力结构 查看答案
题型:判断题 — Hi, Mary. Any idea where Bill is?— He ______ in the library. I saw him reading books there just now.A.shall be B.should have been C.must be D.might have been 查看答案