Three times four is/are twelve.中的time是什么词性?

Three times four is/are twelve.中的time是什么词性? Twelve times four is forty-eight.划线提问forty-eight Three times seven is twenty-one.句中times 是什么词性?作什么成分? This railway is as three times long as that one.中的three time one是first two是什么?three four?five?twelve? three or four times=three times or four? 题：He has failed three times,he wants to try（ ）time.A.four B. Three ___ three is nine.A.time B.is time C.times D.and four times是什么状语 1 wendy is one of the top student 2 three times four is twel Lily is four years old.Her elder sister kitty is three times 进、?1 Jane is four years old.Her brother is three times as ol