直接引语改成间接引语1.the engineer said "i was at college in 1967."2."

直接引语改成间接引语
1.the engineer said "i was at college in 1967."
2."where does your chemisty teacher live,kearen?"the younger man said
3."light travels faster than sound ," the physics teacher said to the boys and girls.
4."will yougo to the concert with me this evening?" Mary asked me.
5."What did you do here yesterday " the old man asked my brother