1. blackboard n.黑板

Who's rubbed my figures off the blackboard?
谁把我写在黑板上的数字擦掉了?

2. conversation n.谈话；会话

I listened to their conversation.
我倾听他们的谈话nue3Krx7@+9j=COVk。

3. steer v.操纵；驾驶

Sometimes an oar is used to steer a boat.
有时桨用以操纵小舟LqlQfw.GMee;MmvN。

4. curious a.好奇的；奇特的

I am curious how she will receive the news.
我很想知道她如何接受那消息,6BoBmGz)9+1LP%_iv。

5. communication n.交流；通讯

Most important of all, computers create wide communication around the world.
最重要的是,计算机在世界范围内建立了广泛的交流__c#@Ic104h2I2m。