1. 阅读理解

Hover Camera

    Wang Mengqiu, the inventor of Hover Camera, was born in Hangzhou in 1982. He once studied at Stanford University in the United States. He became famous overnight (一夜成名)because of the invention.

    Forget selfie sticks(自拍杆)! Compared with other cameras, Hover Camera has many advantages.

    *It can fly and stay in midair, track your face and even follow you to make sure it gets the perfect picture.

    *It can be controlled by using a smartphone.

    *It records movements with a 13MP camera and takes 4K video.

    *It is the best choice for weddings, sports games and holidays.

    Mr. Wang also said, "The main design consideration is easy and safe to take for the users. It's .very light and small. It can be folded(折叠) in two, so it can be easily put into a bag. When the power is low, it can land on the ground safely on its own. "

    It's reported that the company has raised $ 25 million to produce it. Hover Camera can be bought now. The price is $ 599.

1. （1） Hover Camera can.

   A . swim in the water B . fly in midair C . change its weight D . be used as a phone
3. （2） The underlined word "track" means "___________".

   A . pull B . follow C . push D . show
5. （3） According to the passage, why is Hover Camera easy and safe to take?

   A . Because it's light and small. B . Because it can be folded in three. C . Because it doesn't need power. D . Because only a smartphone can make it land.
7. （4） Which is NOT mentioned in the passage?

   A . How can we control Hover Camera? B . When can we buy Hover Camera? C . How much is Hover Camera? D . How popular will Hover Camera be?