根据以下材料，回答1-20题
Artificial intelligence is becoming good at many "human" jobs— 1 disease, translating languages, providing customer service—and it's improving fast. This is raising reasonable fears 2 AI will ultimately 3 human workers throughout the economy. But 4 the inevitable, or even most likely, outcome. Never before have digital tools been so responsive to us, 5 we to our tools. 6 AI will radically alter how work gets done and who does it, the technology's larger 7 will be in complementing and augmenting human capabilities, 8 replacing them.
Certainly, many companies have used AI to automate processes, but those that deploy it mainly to displace employees will see only short-term 9 gains. In our research 10 1,500 companies, we found that firms achieve the most significant 11 improvements when humans and machines work together.Through such 12 intelligence, humans and AI actively enhance each other's complementary strengths: the leadership, teamwork, 13 , and social skills of the 14 , and the speed, scalability, and quantitative capabilities of the latter. 15 comes naturally to people (making a joke, for example) can be tricky for machines,and what's straightforward for machines (analyzing gigabytes of data) 16 virtually impossible for humans.Business requires both kinds of capabilities.
17 full advantage of this collaboration, companies must understand how humans can most effectively augment machines, how machines can 18 what humans do best, and how to redesign business processes to support the partnership.Through our research and work in the field, we have developed 19 to help companies achieve this and put the power of collaborative intelligence 20
第7题答案是

A reach

B impression

C impact

D affect