I know this plan is far from perfect. But I really can’t think of ______one.

 —There is        salt in the kitchen. Would you like to go and get _____, Tom? —OK!

---What’s the low-carbon(碳) life style like?----Save        energy, produce            carbon. 

You should keep your eyes _____ when you do eye exercises.

Both of us are __________ with this  ________  talk.