—Shall we see a film to relax ourselves after the exam?     —_________.

--Don’t forget to turn off the lights if you are the last one to leave. -- _______.

— I think travelling by train is more comfortable than travelling by plane.—_________. In my opinion, travelling by plane is more comfortable.

 — Is this a key?   — ________ . 

—— Let’s go swimming.—— ________________