下列各句中，没有语病的一句是（ ）

We are now enjoying the cool air in the room . _____ ，the farmers are harvesting crops in the hot sun .

Dad, _____ we wait until the light becomes green–Yes, we ______ . That’s the traffic rule.

Is there any water in the bottle –__________.

What should we do now, Mr.Clark—Please turn to Page_____________and look at the____________picture.