-What do you think of bacteria ,( )good or bad?-( )to say ,but one thing is certain :with outbacteria,the world would be quite diferent from what it is.A Are they,hard B Is it,hardly C Is it ,hard D Are they ,hardly

问题描述:

-What do you think of bacteria ,( )good or bad?-( )to say ,but one thing is certain :with out
bacteria,the world would be quite diferent from what it is.
A Are they,hard B Is it,hardly C Is it ,hard D Are they ,hardly