a professor and writer ( )also present at the meeting last Monday A was Bwere
问题描述：
a professor and writer ( )also present at the meeting last Monday
A was Bwere
答
一个既是教授又是作家的 Bwere 上周一也出席了会议。或者直译：既是教授又是作家的是 Bwere 也出席了会议上周一。a professor and writer，相当于作为同位语用的，指的是他是教授的同时还是作家，实质是说同一个人。
答
选A
A professor and writer指的是一个人从事两种职业，故用单数。若题为a professor and a writer则用复数。
答
A
a professor and writer 是指一个人,这个人又是教授又是作家