We'll have a picnic in the park this Sunday ________ it rains or it's very cold.

I'm sorry you've been waiting so long，but it'll still be some time ________ Brian gets back.

—Did you return Fred's call?
—I didn't need to ________ I'll see him tomorrow.

A small car is big enough for a family of three ________ you need more space for baggage.

—Have you got any idea for the summer vacation?
—I don't mind where we go ________ there's sun，sea and beach.

The warning we were given as children ________ an apple a day keeps the doctor away may，in fact，have a scientific explanation.

Life is ten percent ________ happens to you and ninety percent ________ you respond to it.

We have realized ________ she is expecting is just an opportunity to test her ability.

Sometimes, ________ we show our gratitude for a person is reflected in the kind of food we serve him or her.

It remains to be seen ________ this plan is practical enough to keep the project going.