Complete the sentence: The duty of database administrator comprises…

26. Fill the gap with the appropriate preposition:
My wife sent an email __________ me.

1. 
   from
   
2. 
   in
   
3. 
   to
   
4. 
   on
   

27. Fill in the gap with the appropriate preposition:
Click _______ that and your photographs will appear

1. 
   in
   
2. 
   for
   
3. 
   on
   
4. 
   of
   

28. Choose the appropriate answer to the question:
Which of the following statements describes the calculator?

1. 
   we can use it for a long time on airplane flights.
   
2. 
   If the phone has it, people can deal with money easily
   
3. 
   If the device has it, people won’t forget appointments
   
4. 
   If the device has it, users can find their way to and from places more easily.
   

29. What expression is used to soften a suggestion?

1. 
   How
   
2. 
   How often
   
3. 
   Maybe/perhaps
   
4. 
   What
   

30. What expression is used to disagree politely?

1. 
   How about
   

B. How long
C. I’m afraid
D. What about