II. Grammar and Vocabulary
Directions: After reading the passage below, fill in the blanks to make the passage coherent and grammatically correct. For the blanks with a given word, fill in each blank with the proper form of the given word; for the other blanks, use one word that best fits each blank.
Trust is a tricky business. On the one hand, it’s a necessary condition for many worthwhile things such as child care or friendships. On the other hand,___21___ (put) your faith in the wrong place often carries a high price.
Then, why do we trust at all? Well, because it feels good. ___22___ people place their trust in an individual or an institution, their brains release oxytocin, a hormone that produces pleasurable feelings and triggers the herding instruction that leads sheep to flock together for safety and promote humans ___23___(connect) with one another.
Swiss Scientists have found that exposure ___24___ this hormone puts us in a trusting mood: In a study, researchers sprayed oxytocin (催产素) into the noses of half the subjects; those subjects were ready to lend significantly___25___(high) amounts of money to strangers than were their counterparts___26___inhaled something else.