Fill in the Blanks MagazineOnline version Topics Of The Magazine by Juan Robayo 1 was by teen Have been Preserve Have in If can will dunkan the food cleaned The to If peter invented eighteen ACTIVE In eighteen teen peter dunkan invented the can to preserve the food PASSIVE Present Perfect I to Tokyo . you your room yet ? First Conditional it rains today , I'll stay at home . he is busy now , I come back tomorro w