1. Doctor Carter will stand        IN FOR        doctor Smith in the maternity ward, who is on a study tour abroad.

2. These students are picked       OUT         horn no less than 50 applicants for the scholarship.

3. Ordering other people in the family      AROUND          seems to run in his blood as he was a commander in the army for ten years.

4. The heavy blow on the head left the Vietnamese fighter in a coma for two weeks. Happily, thanks to the best medical care he pulled       THROUGH         . 

5. Try rubbing some detergent into the cloth to take          OUT  the stain.

6. Frank was not cut     OUT FOR    the job of a policeman because of his excitable character.

7. Have the authorities finished looking     INTO      the cause of the explosion yet!

8. It's impossible to live on the low unemployment benefit I come    BY       from the government.

9. Everybody put Mr Spark's success       DOWN TO        his extraordinary cleverness at persuading people to entrust their money with him.

10. Many a change has been brought      ABOUT          in the climate by global warming.