We have skirts _____ purple _____$ 30.

Sixteen-year-olds should _________theirears pierced.

The teacher paused as if ______ his students to ask questions on the point he had just said.

I have ________ rules in my home．We have ________ homework to do today．

I didn’t see you at the partyyesterday. Why — Because I ________ for an importantperson from America at that time.