我国政治体制改革必须坚持正确的政治方向,需要努力适应的是
A.我国人民政治参与的积极性不断提高
B.社会不断进步
C.经济不断发展
D.我国人民的政治觉悟不断提高
参考答案:A
—Is Jessica giving us a speech this evening?
—No, it _______ be her. She _______ to Japan.[ ]
A. mustn't; has gone
B. mustn't; has been
C. can't; has gone
D. can't; has been