2 . Zhu Yawen’s performances at the CCTV Spring Festival Gara in 2015 were perfect, ________ made a lot of people admire him.

3 . He is confident, ________，in my opinion，is most important in modern society.

4 . World Environment Day is a UN Environment-led global event,     1     takes place on June 5 every year and is celebrated by thousands of communities worldwide. Since it began in 1972, it has grown to become the     2     (large) of all the celebrations of environment each year. China owns half the world’s electric vehicles and 99% of the world’s electric buses. By     3     (host) World Environment Day 2019, the Chinese government will be able to showcase its innovation and progress toward a cleaner environment.

5 . 语法填空
1. While they are rare north of 88°,there is evidence ________ they range all the way across the Arctic, and as far south as James Bay in Canada.
2. Now Irene Astbury works from 9am to 5pm daily at the pet shop in Macclesfield， ________ she opened with her late husband Les.
3. They were well trained by their masters ________ had great experience with caring for these animals.
4. On the edge of the jacket, there is a piece of cloth ________gives off light in the dark.
5. What students do at college seems to matter much more than _______ they go.
6. The students benefitting most from college are those _______ are totally engaged(参与)in academic life.