以下降糖药物中属于磺脲类制剂的是
A．糖适平
B．达美康
C．优降糖
D．降糖片
E．降糖灵
参考答案：A,B,C
Beyond, a famous rock band, played its last concert in 2005 and then it officially ______ in Singapore.
A．broke down
B．broke in
C．broke up
D．broke out
“神舟”六号上的轨道舱仅是太空生活舱，而到了“神舟”七号，轨道舱要一舱两用，使其成为哪两个舱的结合体？
