The government has made laws to protect animals，so the number of the endangered animals ________ in recent years.

There is _____　a pen, an eraser and some pencils in her pencil-box.

Look! There __________ some bread on the bowl.

When the headmaster spoke out his plan, the _____of the students in the class ____ against it.

---The population of Henan ___________ very fast.---I agree. The population problem may be one of the most serious ones today.