子宫颈癌最早出现的症状是
A．尿频尿急B．接触性出血C．进行性下肢肿痛D．大量米汤样恶臭白带E．绝经后长期 * * 流血
参考答案：B
2010年4月14日，青海省玉树县（33.1°N，96.7°E）发生里氏7.1级强烈地震，玉树大体位于图中的（ ）
A．甲处
B．乙处
C．丙处
D．丁处
—How was the professor's lecture?
—Impressive. Thank you so much for giving me a lift during the rush hours. If not, I ________ the lecture today.
A．couldn't attend
B．might not have attended
C．mustn't have attended
D．can't have attended
