Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions from 5 to 18.
New machinery has enhanced the company’s productivity and ______.
A.competitiveness
B.competitive
C.competitor
D.competition

(1- PERFORM).........
A.performing
B.performity
C.performace
D.performed

(2-NERVE).............
A.nervous
B.nervue
C.nervosity
D.nervously

(4-ACT).......
A.action
B.activity
C.actor
D.active

(6-PRISON).........
A.prisoned
B.prisoning
C.prisional
D.imprisoned

(8-EXPLAIN).........
A.explaining
B.explainment
C.explaination
D.explainsion

_________(56)
A.which
B.that
C.who
D.both a and b

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the rest in the pronunciation of the underlined part in each of the following questions from 1 to 2.

A.structure
B.pasture
C.pleasure
D.mature

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of the primary stress in each of the following questions from 3 to 4.

A.comprehend
B.surrounding
C.instruction
D.abnormal

________(58)
A.this
B.that
C.the
D.a