_____ hearing the news, I was wild ____ joy.
—Why does the lake smell terrible?—Because large quantities of water_______________.
One-third of the country____covered with trees and the majority of the citizens_______black people.A is;are B is;is C.are;are D.are;is
Was it not until you began to work —— how much time you had wasted?
After studying mass of data,they drew a conclusion________China is still a developing country.
Along with the letter was his promise he would visit me the New Year.