Mr black is principal of school ,_____an expert in translati

Mr black is principal of school ,_____an expert in translati Mrs Liang is什么principal of our school 1 Who is ___ principal of your school? （）Mr black works in a school.He is a_______.A.policeman B.te Mr Black is a friend of ______. 英语完行Mr.Black is one of the most popular teachers in our scho Mr.Black is a man ______ fifty.A of B about Cat D in Mr Black no more works in this school.同义句 Now Mr Black taught in another school.This year Mr Black ( ) (teach) Maths in a primary school . mr black works the hardest in his school 翻译 My uncle is（ ）principal of the NO.2 High School of Wuxi.