communityfacultyaccomplishmentchallengeseliminated从以上五个单词中选择正确的完成以下五个句子(填写完整单词)。1. Albert Einstein’s most historically significant ____was his theoretical and mathematical development of both the special and the general theory of relativity.2. One of the biggest ____ of getting life saving vaccines ( 疫苗 ) to poor countries is that there’s no market.3. We were doing the experiment to provide a learning ____ platform to connect the learners.4. Fatty foods should be ____ from the diet if you want to lose weight.5. The report recommends steps to raise awareness about girls’ achievement and interest in science, and to get colleges to attract and keep more female students and ____ .