“洎雷公请问其道”中“洎”的意思是（）
A.发语词
B.表敬副词
C.自从
D.等到
E.当初
参考答案：D
Look! We can't cross the bridge. It _______ by some workers. [ ]
A. repairs
B. is repaired
C. is being repaired
D. is repairing
抑制甲状腺球蛋白的水解酶而减少甲状腺激素分泌的药物是
A．甲硫氧嘧啶
B．卡比马唑(甲亢平)
C．碘化钾
D．131I
E．络合碘
