He is an untiring of educational reform.He advocates the teacher for the excellent jobs. A advocator rewarding B advocate rewarding 为什么选a advocate做名词也有提倡者的意思为什么advocate不能加to do
with care 是介词加名词还是一个副词短语?Each sculpture usually only lasts a couple of days but with care they can survive for over a week.如果是介词加名词,为什么能放句首而后面跟的是完整的句子?