College Entrance 111-39-42

A hard hat is a helmet ___ mostly at worksites to protect the head from injuries.

• use

• used

• using

• to use

___ possible falling objects, you must wear a helmet at a construction site.

• Due to

• Except for

• Instead of

• Although

Since the early 20^th century, the headgear ___ countless lives.

• saves

• was saving

• saved

• has saved

The hard hat was invented in 1919 by Edward W. Bullard, who ___ from World War I.

• has just returned

• had just returned

• just returns

• was just returning

Bullard, ___ the life-saving power of the metal helmet in the War, decided to produce a head protection device.

• having witnessed

• witnessed

• had witnessed

• witnesses

The Hard Boiled Hat, ___ with black paint, was once used at the construction site.

• cover

• covered

• covering

• to cover

Hard hats became ___ used at construction sites.

• wide

• widely

• wides

• widing

The hard hat, which ___ in 1919, has become mandatory at construction sites.

• was invented

• invented

• invents

• was inventing

Over the past century, hard hats ___ considerably.

• have advanced

• advanced

• advances

• is advancing

The Hard Boiled Hat was thus born, ___ steamed canvas and leather, covered with black paint.

• using

• use

• uses

• used