After ________ seemed an endless wait, it was her turn to enter the interview room.

The process of growing up is complex for every person, ________ there are many influential factors in a person's growth as well as the development of his personality.

—Children must have access to good books.
—I can't agree more. Reading is to the mind ________ food is to the body.

He jumped out of bed and ran to the door to see ________ the parcel was for.

It is important to introduce children to healthy nutritious foods from ________ they begin to eat solids.

It is announced that big prizes will go to ________ finishes the assignment on time.

(2013·潍坊高考模拟)Air pollution is getting more and more serious，so we must take action________it is too late.

The other day，my brother drove his car down the street at________I thought was a dangerous speed.

—Are you ready for Spain?
—Yes.I want the girls to experience that________ they are
　young. 

—What's the party like?
—Wonderful.It's years________I enjoyed myself so much.