题目内容
Fleming 将这种霉放在另一种细菌上做试验,结果发现霉同样杀死了那种细菌。
Fleming _________ this mould _______ on another bacterium and found that it killed the bacterium too.
tried …out
练习册系列答案
相关题目
题目内容
Fleming 将这种霉放在另一种细菌上做试验,结果发现霉同样杀死了那种细菌。
Fleming _________ this mould _______ on another bacterium and found that it killed the bacterium too.