If you traveling ___ __the customs are really foreign to your own, please do as the Romans do.
| A．in which | B．what | C．when | D．where |
So many years have passed and the terrifying accident is still ______in her mind.
| A．new | B．different | C．fresh | D．violent |
When Chinese people talk about American cities, the first_____ comes into their minds is San Francisco.
| A．city | B．one | C．that | D．of them |
Nearly all educators believe that a challenging situation can often _______ the best qualities of a person.
| A．bring up | B．bring about | C．bring forward | D．bring out |
While watching television，____．
| A．the doorbell rang | B．the doorbell rings |
| C．we heard the doorbell ring | D．we heard the doorbell rings |
I like getting up very early in summer. The morning air is so good____.
| A．to breathe | B．to be breathed |
| C．breathing | D．being breathed |