2 . 这里是里约热内卢，这里的现场气氛扣人心弦，紧张而热烈。如果中国队拿下这一分，她们将赢得这枚奥运金牌。张常宁发球。球过网。波波维奇倒地接球。（汉译英）

4 . 我们已知的事物有时候会使我们更难理解新观念。（汉译英）

6 . 写出对应的复合形容词
1. ________ changes = changes which shake the earth翻天覆地的变化
2. ________ gentleman = gentleman who looks good仪表堂堂的男士
3. ________ achievement = achievement which breaks the record破纪录的成绩
4. ________ people = people who love peace爱好和平的人
5. ________ enterprises = enterprises which are owned by state国有企业

10 . 这是回报的时刻。我已经完全证明了我能够成为冠军。
This was payback time. I’ve proved ________ ________ ________ _________ that I can become a champion.