Add the appropriate question tag.
1-You don't like playing with animals.
2-The weather is quite warm today.
3-Birds can't swim.
4-You went to the movies alone last night.
5-The coffee you are drinking is very bitter.
6-Your girlfriend sent a letter of apology.
7-The teacher hasn't finished explaining the lesson yet.
8-You won't leave before finishing your work.
9-Your grandmother on your father's side is still alive.
10-My grandfather enjoys watching the TVprograms that I hate.
11-Students mustn't cheat in exams.
12-You won't be able to eat all that quantity of food.
13-They are playing hide and seek.
14-My brother is studying English at the moment.
15-You must ask a doctor before taking any medicaments.