1) The girl is very friendly. She lived next door to us.
=>The girl who lived next door to us is very friendly
2)" What is your name?" Mr Brown asked me
=>Mr. Brown asked me what my name was
3) Learning English is very necessary
=>It is very necessary to Learn English
4) Although his leg was broken, he managed to get out of the car
=>In spite of his broken leg he managed to get out of the car
5) If someone doesn't put the coal in, the fire willl go out
=>Unless someone put the coal in, the fire will go out