Ithinkthe______(four)lessonisthemostdifficultinthisbook.
Juiceandwaterarehealthydrinks，_____Cokeisn'thealthydrink
Therearen’t_____applesinthebasket,buttherearesomeonthetable
Theofficebuilding_____theclassrooms
()Whoseglovesarethey?____my_____.
()____acat.
