Complete sentences with “a/ an” and “ some/ any”

Ex1. Complete sentences with “a/ an” and “ some/ any”.
1)  There’s_____ water.
2)  There are_____ vegetables.
3)  There aren’t_____ sandwiches.
4)  I don’t want_____ sugar, but I want_____ milk.
5)  Would you like_____ iced tea?
6)  It’s_____ orange.
7)  This is_____ pen and that is_____ inkpot.
8)  Tan wants______ cold drink.
9)  He never has _________ sugar for tea.
 10)  If there  are _____ letters for me, can you send them to this address?