.“ We can’t go out in this weather,” said Bob,______ at the desk. A. seating B. seated C. sat D sit
----- Why hasn’t Jack come back yet ? _______ anything have happened to him ?----- I’m not sure, but I guess something _______ .
The big fire ________ due to the burning of construction materials caused 58 deaths and destroyed all the belongings of the people there.
-----What’s one of the major problems _____ the children living in remote mountainous areas?----- It’s poverty.
Doctors Without Boarders, ________ international organization, received ________ Nobel Prize for Peace in 1999 for its outstanding work .
It was several minutes ________ we realized what was happening—our dog was trapped in a newly-dug tunnel.