【单选题】Penicillin is a group of antibiotics which include ________, Penicillin V, procaine penicillin and benzathine penicillin.
【单选题】引发洞朗对峙,造成中印关系紧张的直接原因是?
【简答题】Penicillin ______ (make) from plant material that the body can absorb.
【单选题】(3分) Penicillin is a group of antibiotics which include ________, Penicillin V, procaine penicillin and benzathine penicillin.
【多选题】在施工总平面图的设计步骤中,各种加工厂的布置原则是( )。
【简答题】A.Penicillin is a kind of antibiotics and it can kill bacteria. B.All antibiotics can kill bacteria. C.Some antibiotics just slow the bacteria down. D.Thanks to penicillin, the woman's father survived...