请看下面的情景提示：
人类应该保护地球,并且尽全力阻止自然灾害频频发生。
(1)
(2)
人类应该保护地球,并且尽全力阻止自然灾害频频发生。
(1)
The Earth.
(2)
They should do their best to prevent natural disasters from happening frequently.
答案：⑴ The Earth.
⑵ They should do their best to prevent natural disasters from happening frequently.
⑵ They should do their best to prevent natural disasters from happening frequently.