Most of her spare time ______ , she still kept on her research in the library.

The meeting ________ in the hall tomorrow is about environment protection.

Not far from the club, there was a garden, ____ owner seated in it playing bridge with his children every afternoon.

So desperate ______ that no one could help another, each ____ to save himself and his animals.

With a lot of difficulties _______, they went to the seashore and had a good rest.