1. take part in 参加
例句: When you take part in any performance, you get out as much as you put in.
你参加任何活动，你投入多少力量就会得到多少收获%)HHCqlw^vK@。

2. preliminary contest 预赛
例句: Contestants will attend the preliminary contest in their countries, and the winners of them by invitation take part in the final round in China.
选手们首先在各自国家参加预赛阶段比赛，优胜者应邀来华参加复、决赛阶段比赛g*4E63xXKt。

3. be held in 被举行
例句: All parties exchanged views on issues concerning the upcoming talk of EU and the six countries with Iran to be held in Istanbul, Turkey.
各方就即将在土耳其伊斯坦布尔举行欧盟及六国与伊朗对话会有关问题交换了意见PxbM5f&)5twHUR+G4Do。

4. plan to 计划
例句: They referred their plan to the management.
他们将计划提交管理部门Tc7ei9M=S|。