We are in close contact with local authorities and it is a situation __________ we will keep a very close eye on.A. where B. when C. which D what
----Marx looks nervous. ----So __________ you if you had so fierce a competition.
_________ caused the accident is still a mystery.
The sun began to rise in the sky, ________ the mountain in golden light.
I wonder whether the teacher is one of those who _______ to the mountain village to help the children there.
The book tells stories of the earthquake through the eyes of those _______ lives were affected.