小题1:for which enough preparations
小题2:effective measures (should) be taken/effective measures were taken
小题3:Convinced (of the fact) that
小题4:what I had said
小题5:When it comes to
小题6:(With) Several members (being) absent from the meeting
小题7:Not being aware of the harm/That he has not been aware of the harm
小题8:would have been equal to
小题9:part of which served as
小题10:should they go with strangers