SPL - Sailplane Pilot License: Communication 10 Questions no time limit

1 - What is the meaning of the phrase "Correction"?
2 - What is the correct term for a message used for air traffic control?
3 - The correct transponder code for emergencies is...
4 - In which situations should a pilot use blind transmissions?
5 - Which altitude is displayed on the altimeter when set to a specific QFE?
6 - Which phrase is used by a pilot when he wants to fly through controlled airspace?
7 - What does a readability of 2 indicate?
8 - What is the correct way of acknowledging the instruction "Squawk 4321, Call Bremen Radar on 131.325"?
9 - An altitude of 4500 ft is transmitted as...
10 - Which phrase is to be used when a pilot wants the tower to know that he is ready for take-off?