根据刘河间治疗痢疾的理论，里急后重症状显著者可加用（）

A.养血药

B.活血药

C.理气药

D.补气药

E.升提中气药

The Master or person in charge on a ship shall insure that line throwing equipment is not operated（）.

A.during a rain storm

B.in an explosive atmosphere

C.near a lifeboat station

D.by other than senior rig personnel