--Jimmy is leaving for a holiday.
--Really? Where _____ he ______ ?
---Do you know ______ she was late for class this morning?
---Yes, I do.
---When did you leave Tianjin ________ Nanjing?
---Last Sunday.
---Have all the students known that our class will visit the factory this afternoon?
---Yes. Everyone ______ about it.
---Who was _______ Chinese teacher?
---Miss Gao.