井场施工必须按规定穿戴()、上钻台必须(),不准在钻台上()和()。
参考答案:劳保用品、戴安全帽、吸烟、打闹
—Excuse me,do you have the time?
—Sorry,I have no watch.
—___________
A.What a shame.
B.Thanks anyway.
C.It doesn’t matter.
D.Why not buy one?
肾气丸的主治有
A.肾阳虚
B.痰饮
C.水肿
D.消渴
E.转胞