na
- (2009年) 已知电对的标准电极大小顺序为：E(F2/F)＞E(Fe3+／Fe2+)＞E(Mg2+/Mg)＞E(Na+／Na)，则下列离子最强的还原剂为()。
- 下列各系列中，按电离能增加的顺序排列的是（）。
- Li Na won the tennis match in France _______ June 4th, 2011. [ ]
- Li Na is _____________ first Asian who won championship in French Tennis Open.—We’re proud of her！
- Li Na plays____________ tennis very well. She has become _____________first Asian woman to reach a Grand Slam(大满贯) final.
- Li Na plays __________ tennis very well. She has become __________ first Asian woman toreach a Grand Slam（大满贯）final.
- Li Na, a word-famous tennis player from Wuhan, never _______her dream, She has just set a new record in the 2011French Open.
- Li Na is the first Asian who won championship in French Tennis Open. –Yes, we ___________ her.