Do you know that umbrellas are provided for free at the underground station—Yes. But we return it in a week， or we’ll pay for it.

My mother has been to Kunming before.— ___ . It’s a good place .

Not having promoted the new digital camera successfully, the company should ________ its original marketing methods.

You never know you need it _______you lose it.

must have been a terrifyingexperience—Yeah I _____ in the damaged car, unableto move