The fireman started to put out the big fire_____ arriving at the burning building.
It will be a big help if you go to the store and get what we need for dinner.________,I’ll set the table.
The Smiths are praised ________ the way they bring up their children.
I have an appointment________Dr.Smith,but I need to change it.
A serious study of physics is impossible________some knowledge of mathematics.
It was a real race________time to get the project done.Luckily,we made it.