Susan decided not to work on the program at home because she didn’t’ want her parents to know what she __________

I’d like to be a professional singer, but I don’t think I’ve got ________.

The room was so quiet that she could hear the _____ of her heart.

We know that she enjoys ______ books verymuch.

Li Ming is a student who is easy _____ though he has some trouble _____ his lessons.