Every day, I play with my dog for minutes. That makes him happy.

The book which is ________ 100 yuan is not worth ________.

When I arrived,I saw the place was already______ by two strangers in uniforms.[ ]

My mom is a wonderful _____.The food she cooks tastes ______.

Sorry, Mr. Smith. I left my homework at home this morning.—Never mind. But be careful ______ that again.