2017年12月英语四级（第3套 · 含听力）选词填空

Questions 26 to 35 are based on the following passage.
We all know there exists a great void (空白) in the public educational system when it comes to __26__ to STEM (Science, Technology, Engineering and Mathematics) courses. One educator named Dori Roberts decided to do something to change this system. Dori taught high school engineering for 11 years. She noticed there was a real void in quality STEM education at all __27__ of the public educational system. She said, "I started Engineering For Kids (EFK) after noticing a real lack of math, science and engineering programs to __28__ my own kids in"
She decided to start an afterschool program where children __29__ in STEM-based competitions. The club grew quickly and when it reached 180 members and the kids in the program won several state __30__ , she decided to devote all her time to cultivating and __31__ it. The global business EFK was born.
Dori began operating EFK out of her Virginia home, which she then expanded to __32__ recreation centers. Today, the EFK program __33__ over 144 branches in __32__ states within the United States and in 21 countries. Sales have doubled from $5 million in 2014 to $10 million in 2015, with 25 new branches planned for 2016. The EFK website states, "Our nation is not __34__ enough engineers. Our philosophy is to inspire kids at a young age to understand that engineering is a great __35__ ."