Ⅰ.单句语法填空
1．In the past few years, more than half of the bookstores in China have closed down, which is the result of the competition with online bookstores.
2．(2021·保定摸底)For instance, in Lima, the capital of Peru, there are more than 50 Chinese medicine clinics, about 70 percent of which were set up by local doctors.
3．(2021·天津河西质量调研)This was returned because the person to whom this letter was addressed had died three years ago.
4．(2021·大连双基测试)The 55km Hong KongZhuhaiMacao Bridge, which was opened on Oct.24, 2018, connects Guangdong Province with China's two special administrative regions, Hong Kong and Macao.
5．Our office wasn't far from Chinatown, where I found some very good Chinese restaurants.
6．As more and more people own private cars, parking has become a big headache for many car owners, especially for those who live in downtown areas without enough parking spaces.
7．The video, whose length was just 7 seconds, has been viewed more than 19 million times in just two days.
8．He decided to go to Stanford because there were many opportunities for people who/that wanted to work in Silicon Valley.
9．His interest started a few years ago, when he was in college and studying wildlife science.
10．He wrote a letter where he explained what had happened in the accident.
