Fill in the Blanks A1 - U9 INVENTIONS-2Online version Fill in the blanks activity. by Bau Prep 1 held scientist teeth treatment dived bone holding designed lifted hard 1 - The girl her father's hand tightly . 2 - She is a large box . 3 - Leonardo da Vinci the first helicopter . 4 - Sophie the phone before the second ring . 5 - We into the river to cool off . 6 - Einstein was a brilliant . 7 - David fell off his bike and broke a in his hand . 8 - You should brush your twice a day . 9 - We chose the plastic because it is and durable . 10 - My grandmother received for cancer .