B - ) Complete the sentences using' WHEN'or' WHILE'. (5 x 3 = 15 pts) 1) ..I opened the door, a friend was sitting there. 2) they were going shopping, they had an accident. 3) We found a website about cartoons ....... We were surfing the Net. 4) ........... Paul and Andy heard a sound, they were watching a horror film. 5) Tom was looking out of the window ...... the accident happened. .... C-) Match the words to their definitions below. (Kelimelerle tanımlarını eşleştiriniz.) (4x8=32pts) . ******** a. reduce 5. preserve .turbine intermittent 2. convert into F. produce g. hazardous 7. accumulate 1. to make something less or smaller in size or quantity 2. a machine or an engine that receives its power from a wheel turning by the pressure 3. stopping and starting often over a period of time 4. to keep a particular quality, feature 5. to gradually increase in number or quantity over a period of time 6. involving risk or danger 7. to change from one form to another. 8. to grow or make something​