I don’t imagine Russ and his poor dog had a good time on the deserted island, _____?

There is still much to discuss；________，we shall return to this topic at the next meeting

There some juice and pears in the fridge.

We have done much to protect the environment. So the river is getting than before.

Warmblooded animals live an active life even in freezing winter, which helps them to________their normal body temperature.[ ]