1．(2020·高考全国卷Ⅲ)Filled with ____________(curious)，the artist packed his bags and left.
2．(2019·高考浙江卷)Other American studies showed no ____________(connect)between uniforms and school performance.
3．(2018·高考全国卷Ⅰ)To avoid knee pain，you can run on soft surfaces，do exercises to ____________(strength)your leg muscles(肌肉)，avoid hills and get good running shoes.
