O’zbekiston respublikasi ichki ishlar vazirligi akademiya

 
Prepositions before,  after,  during,  while. 
 
before 
during 
after  
• Everybody is nervous before exams. 
• Don’t sleep during the lesson. 
• We are going to our friend’s after the lessons. 
before 
 
 
while 
after 
• Don’t forget to close the window before you go out. 
• Before you cross the road, always look both ways.  
• Always look both ways before you cross the road. 
• I often go to sleep while I’m watching television. 
• They often do their homework after the lessons 
 

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during and while  
We use during + noun (during the film). 
We use while + verb (while he is watching). 
• We don’t speak during the meal. 
but    • He doesn’t speak while he is eating. (not “during he is eating”)  
 
You can use before / after + –ing (before going / after doing etc.): 
• I always have breakfast before going to work. (= before I go to 
work) 
•  After doing their homework, they usually go home. (= after 
they did) 
 
EXERCISES 
 
9.10. Complete the sentences. Choose from the boxes. 
 
before    
during 
after       
while 
 
 
 
 
+ 
the lessons    
the exam     
they went to Russia 
the end 
breakfast 
you are waiting 
the night 
the evening   
you were sleeping 
 
1. He is always nervous 
before the exam.
 
2. Yesterday I trained myself two hours in the morning, and 
another two hours ............................................................. 
3. The film was very boring. We left ............................................. 
4. My brother and his wife lived in Samarkand ............................. 
5. Your friend phoned  .................................................................... 
6. Would you like to sit down .................................................. 
7. “Are you going home .................?” “No, I’m visiting my aunt.” 
8. I usually don’t read anything ................................................. 
9. Somebody broke into my neighbor’s house ............................... 
 

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