Alice, why aren’t you at work today?—Ia day off

Pandas are facing danger!The situation won’t change humans stop killing.

The reason for his success is ______ he worked very hard

has been trying to bring its nuclearcrisis under ____ control, but ____ spread of radiation has raised concernsabout the safety of the nuclear energy

Many British people have noticed that butterflies _______ from its natural habitats during the past several years