2019春季 国际体系Unlock4 答案页第7讲Exercise 1:1. Da Vinci is more of a genius than a painter. Many inventions including carts and gliders were created by him.或：Da Vinci is more of a genius than a painter, who created many inventions including carts and gliders.2. It is very / extremely hard for people to realize high artistic achievements if they cannot devote / spend much / a lot of time because / in that / for the reason that many art forms such as calligraphy are very / quite time-consuming
