Answer:
a) Paul doesn't live here does he ?
b) Let's go dancing shall we ?
c) Open the car door, will you ?
d)The children are happy, aren't they ?
e) There is still some hope, isn't there ?
f) Jane's sick, isn't she ?
g) Some people like to play cards, don't they?
h) Your father won't agree to that would he ?
i) That's happening again isn't it ?
j) Scientists can have information on this, can't they ?
k) They never tell us the truth, do they ?
l) I am trying to help you, aren't I ?
m) Dinosaurs became extinct, didn't they ?
n) He cut himself, didn't he ?
Step-by-step explanation:
A question tag refers to a short clause at the end of a statement that transforms the statement into a question. The are formed with the auxiliary verb from the statement and the appropriate statement.