A:What
B:How
C:What a
D:How a
—Is your sleeping problem getting better? —No. And . They gave me the wrong medicine this time. Can you believe that?
五四运动中,上海一家商店挂出这样一幅对联:“罢学救亡,罢市救亡,我两界挺身而起;民心不死,民国不死,援诸君努力而行。”这幅对联中没有反映出的历史信息是( )
“背斜成谷、向斜成山”的主要地质作用是( )