Select the correct past participle for each blank. For many decades, tungsten filaments have been ____ by makers of contemporary light bulbs, with life spans of 750 to 4,000 hours.

A) use
B) used

The following sentences form a paragraph. Select the correct preposition for each blank.
Unsung Innovators
Overexpansion and a business slump forced him from the company in 1910, but not for long; Durant soon joined forces ____ the fearless car-racing star Louis Chevrolet (1878-1941) .

A) with
B) at

Select the letter of the answer with the correct words for the blanks in each of the following sentences. I ____ of ____ way to get the house clean ⎯ ____ to start early and work late.

A) know, no, accept
B) know, know, except
C) know, no, except

Select the letter of the answer that correctly identifies the subject and complete verb in each sentence. Your tickets will be sent to you by the first week of November.

A) you, will be sent
B) tickets, will be sent
C) tickets, sent