—Was it still there _______ you were away to answer the phone?—There is no doubt about it.
The big fire in Shanghai, believed to ________ due to the burning of construction materials, caused 58 deaths and destroyed all the belongings of the people there.
With more trees being destroyed, huge quantities of soil ________ each year.
With a lot of difficult problems_________, they are working hard day and night!
--What’s the event like? --Several witnesses’ _______differ from the official version.
So much of interest ________ that most visitors run out of time before seeing it all.