Directions: Read the passages below and select the best word choices to complete the passages.
Cloze Passage 3

Scientists have known for awhile __11__ most new parents that babies and small children are phenomenally quick on the uptake. __12__ of their time systematically exploring the world through trial and error, and they grasp __13__ seem like complex concepts very quickly. Babies, we know, have an intuitive grasp of probability. In one experiment, researchers showed babies a box filled mostly with white balls and a few red ones, then drew out a sample of balls and showed it to the baby. If the sample was mostly red balls, the baby looked longer at it than __14__ mostly white balls. The infant knew that drawing several red balls out of the bin was unlikely, and therefore noteworthy. Toddlers, multiple experiments have shown, can test hypotheses about how machines work for example, they can __15__ which blocks made a machine play when some but not all blocks trigger the toy.