Choose the correct answer

15, Water _________ at 100 degrees centigrade.
A, boil    B, boils    C, boiling    D, to boil

19, “ Would you like me to turn on your computer?” - “___________. I can manage.”

A, Yes, I do B, No, I don’t C, No, thanks D, Of couse

35, I would like you to help me to put the box away.

Do you mind………..…………………..……………………………………………………..