—Have you bought the dictionary?—No.I have________ two yuan on me.
After walking on the zigzag path to the mountain top for a few hours, the tourists gathered under trees ________ shade and ________ down to have a rest.
The fireman told us the troubles they had ________ the fire ________.
Please hand on the papers to those ________ at the back of the classroom.
As a considerate secretary, she never fails to know what ________ in her daily routine.
________ the earth to be flat, many feared that Columbus would fall off the edge of the earth.