I play the violin _____ one hour every day.[ ]
I felt it hard to keep up with my classmates. But when I want to _____, my teacher always encourages me to work harder.
After arriving there in the deep night, we found there was no food _______ as all the shops were closed.
My cousin is _____________ sometimes. It’s hard for him to change his mind even though his idea is not right.
___ do you like the book?— Because it is interesting.