She stepped into the bedroom quietly_________she might wake up her roommates

_____ we celebrate a festival it changes a little and in that way we keep our culture alive．

The Mid-Autumn Day, which is a day for family reunion in China, _____ on September 12th this year.

The teaching building of our school_____ for many times

– Did you enjoy the book?— Yes, it was so interesting that I couldn’t _____ it.