—They started working on the show two months ago, didn’t they?—___________. A lot of work needed to be finished before the show.

--- He’s already been back to Australia, _____ he? ---_______________. He is on a visit to Shanghai.

 ---Lemon used to be shy , didn’t she ? ---________ . But now she is outgoing as well as active.

He is used to__________ up early every morning .

________ a lot of trees in this area, but now we can see a tall building instead.