—It looks like rain, __________?—Yes, it does. And I forgot my umbrella.

Bill began to learn Chinese two years ago, ______?

There used to be a party on Saturday evenings in that school,        ?

 — She has never been to Japan, ___________?—_________. She went there last month.

--- Datou Ge Hongyu made few mistakes in the competition of singing, ________ ? --- _____________. I think his perform was the most wonderful in The Voice of China.