Structure skill 1-4

.................... first settled the Hawaiian Islands between A.D. 300 and 750.

• The Polynesians

• The Polynesians arrived

• Because of the Polynesians

• It was the Polynesians

In 1066, a bright comet .................in the sky attracted much attention.

• was appearing

• appears

• it appeared

• appearing

In some daguerreotype cameras, ........................ through a hole in the back of the box.

• the object's view

• the object was viewed

• from the view of the object

• viewed the object

In the Stone Age, stone tools ................... with other rock materials.

• polishing

• they polished

• for polish

• were polished

The first steamship to cross the Atlantic ................ Savannah, in 1819.

• was the

• it was the

• the

• in it the

The Earth's plates meet each other at cracks in the Earth ............. faults.

• were called

• calls

• called

• it was called

The first plant-like organisms probably ................ in the sea, perhaps 3 billion years ago.

• life

• living

• lived

• it was living

In male pattern baldness, ........... strongly influences the degree of hair loss.

• heredity

• inherited

• inherits

• heredity has

In Watch the Skies, Curtis Peebles .................. attempt to explain America's belief in flying saucers.

• makes a fascinating

• making a fascinating

• fascination with making

• fascination made a

The irregular coastline of ...................... a succession of bays and inlets, with the hook of the Cape Cod peninsula in the southeast.

• Massachusetts

• Massachusetts is

• Massachusetts it is

• Massachusetts on