1 . The custom is particularly popular in the vast countryside, ________ every household will be busy cleaning the whole house and sticking colorful pictures or paper cuttings on their doors, windows and walls. (用适当的词填空)

2 . Toward the end of my teaching career, I became a teacher librarian, ________ aroused my love for being surrounded by books. (用适当的词填空)

3 . 农村地区正在逐步过渡到使用节能型电动汽车，其创新设计颇受年轻消费者的青睐。（transition）（汉译英）
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4 . According to the Beijing 2022 Organizing Committee, more than 1 million people applied to serve as volunteers and nearly 20，000 were selected, most of ________ are from colleges and universities in Beijing and Hebei Province. (用适当的词填空)

5 . Moreover, the majority are mainly the post-80s youth and 90s youth，________ don’t want to visit crowded tourist sites. (用适当的词填空)

6 . A national territorial (领土的) planning system will be guided by three “red lines”, one of ________ will include about 103 million hectares of permanent farmland. (用适当的词填空)

7 . Shaanxi’s biang biang noodles were a comforting and beloved food among locals, for ________ the back story and written character were common knowledge. (用适当的词填空)

8 . Beijing, ________ the Summer Games were held in 2008, is the first city in the world to host both editions of the Olympic Games. (用适当的词填空)

9 . In addition, every student can be in harmony with foreign friends, ________ makes it easy for you to get along with them. (用适当的词填空)

10 . There are many features the app offers, and my favorite is the birdsong listening feature, _______ you can turn on your phone’s microphone and hear recorded diverse birdsongs. (用适当的词填空)