Lily spends 100 yuan ________ this dress. [ ]

As we all know, it’s not polite to keep others _____ for a long time.

Why are you still here? It’s already seven o’clock.—Because I ________my work. Don’t worry. It’s almost done.

____ you play ____ piano ____ when you were young?

______ is Jenny． — I’m Gina．Nice to meet you．