Complete the following sentence with a (compound) word derived from the one(s) given in bracket.
All these issues have been( )researched into in recent years. (extensive)
EXTENSIVELY
Complete the following sentence with a (compound) word derived from the one(s) given in bracket.
All these issues have been( )researched into in recent years. (extensive)
Complete the following sentence with a (compound) word derived from the one(s) given in bracket.
All these issues have been( )researched into in recent years. (extensive)
EXTENSIVELY