---Can you see ______ ?

---No. Let’s go and have a look. Maybe we can help them.

A．what are they doing there

B．why are they talking there

C．what is happening there

D．what are they talking about

手机壁纸的设定正确的步骤是（）

A、常按主屏幕，选择壁纸，设定壁纸

B、进入设置，选择壁纸，设定壁纸

C、进入设置，选择显示，动画设置所有动画

D、常按屏幕选择小插件，设定壁纸