I always wanted to do the job which I’d been trained ________.[ ]

下列各句中，没有语病的一句是（）

Just a few minutes every day, _______ you could have shining floors and furniture with this new cleaner

Who are you going tohavethis letter for you—— My secretary

What do you think of the music teacher?—________ she is an elegant lady, she can be extremely difficult to work with.[ ]