Because of the bad weather, my mother ____ and lay in bed. She ______ for a week.
| A．has been ill; was ill | B．fell ill; has fallen ill | C．fell ill; has been ill | D．fell ill; is ill |
After _______ seemed about five hours，we finally arrived at the beaches，just _______ rubbish and thrown- away plastic bags here and there.
| A．when；finding | B．what；to find | C．which；to find | D．that；found |
This small mountain village is so perfect a place for holidays that visitors never leave it _________.
| A．feeling disappointing | B．felt disappointing | C．feeling disappointed | D．felt disappointed |
UN Secretary-General Ban Ki-moon left for Pakistan this morning， his assistant _________ him there this Friday.
| A．joins | B．joined | C．joining | D．to join |
The past two years _______ a sharp rise in oil price，which adds to the burden of auto transportation industry.
| A．witnessed | B．witnesses | C．is witnessing | D．has witnessed |
Mr. Duncan raised an unnecessary question __________ he then failed to find an answer.
| A．to which | B．for which | C．with which | D．by which |