Bats are surprisingly long-lived creatures, some _____ a life span of around 20 years.
When I got to his home, he ________ for an hour.
The visitors are very ______ to see so many changes _______ in Shenzhen since 1979.
–Have you ever traveled abroad? --Sure. I ____ the language of English in the USA two years after I graduated from the university.
–Hi, Kate! --Hi, Mary. I ______ you are here. A. don’t know B. don’t think C, think D. didn’t know
No one can stop news _______. A. to report B. to be report c, from reporting D. being reported