You have to wear a helmet and a life jacket for protection, just ____ you fall into the water.
Is this hotel ________you said we were to stay in your letter?
After five hours’ drive, they reached____they thought was the place they had been dreaming.
Thinking________you know _________in fact you don’t is a terrible mistake.
---Kate returned home last night. ---Really? Where_________?
---Are the food and clothes_________the quake-hit area? ---Yes, they will be flown there ahead of time.