题目内容：

If you go to Dubai(迪拜) this summer ,you may see a special kind of taxi .It is a drove （无人机））.It flies in the sky by (A) _______! The drove taxi is named EHang 184.A Chinese company made it . Thy city of Dubai will start using it in Judy .It will be the world’s first passenger（载客） drove , according to Yahoo News.

The drove taxi can fly up to 3,500 meters high . (B) It can fly at the top speed of 160 km/h.(C)It can only take one person .

How do you call an EHang 184 ? You use its app(计算机应用程序)  on your phone . When the drove comes , you choose the place you want to go on a touch screen（触摸屏）. There is no pilot （飞行员）in the drove .But some people on the ground will be watching it .They will make sure your trip is safe .

Ehang 184’s battery can only last about 30 minutes .So it can’t take you further than 50 km .

1.在文中(A)处填入适当的词:___________

2.文中It指代的是：___________

3.将文中(c) 处后的句子改成：_______ _______ only one seat in the drove taxi .

4.在文中找出两个表示无人机动作的动词：_________ __________

5.从文中找出能说明本文中心大意的单词或短语:___________________________