Fill in the Blanks FILL IN THE BLANKSOnline version Make a compound sentence that shows cause and effect relationship by combining two sentences into one. Use conjunctions and, for, and, so to fill in the blanks. by Lisondra, Gelyn P. 1 key for i cant I can't get inside my house I lost my house key . 2 was for ate cups Christoper ate three cups of rice he was starving . 3 the so had to I forgot to bring lunch , I had to buy food in the cafeteria . 4 cakes they are and Jhane bakes delicious cakes they are selling like hotcakes . 5 The for so was The typhoon brought heavy rain for days the city was flooded .