Because opinions are still divided, further discussion will be necessary.

Between Asia and Africa lies a land bridge that is known as the Sinai Peninsula.

Before my grandfather planted his garden, he made a sketch of the layout.

I picked up the branches that had fallen during the storm, and my husband mowed the grass.

Ernest Shackleton wanted to be the first man to reach the South Pole, and he led a party that came within ninety-seven miles of the pole.

Shackleton intended to cross Antarctica, which no one else have ever crossed before.

Before the expedition could land, Shackleton's ship was trapped in the ice for ten months.

The men escaped the ice in small boats, and they landed on Elephant Island, where they lived in a makeshift camp.

Whenever I read about Shackleton, I am amazed he and his crew survived.