题目内容：

Hangzhou in Zhejiang province got a lot of attention last month. The host city of the G20 Leaders Summit1.(welcome) heads of the world’s 20 major economies and international organizations on Sept. 4-5.

For two days, they discussed global topics and enjoyed2.(show). But for young people around the world, the G20 Summit had more to offer. More than 4,000 students from China and abroad took part in 3.(volunteer) service during the summit. An impressive 15 local universities and colleges gave the event many of4.(it) students volunteers. Students with language skills5.(prefer).

6.(choose) as a volunteer for the summit, they had to through several rounds of interviews and receive training. In addition, international students were happy to help.7.total of 26 international students served as volunteers. Australia Tim, 8.is studying medicine in China said he was honored that West Lake district government had invited him to take part in the making of a TV program that taught English to people9.(live)in Hangzhou. In the program, he showed popular places for morning exercise ,how to bargain at the market and how to make dumplings. He thought it was interesting to tell stories about Hangzhou 10.a foreigner’s point of view so that more people fall in love with Hangzhou.