(1)
A.why
B.that
C.where
D.which

(3)
A.source
B.scale
C.format
D.degree

II. Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
______ he arrived at the bus stop when the bus came.
A.Hardly had
B.Not until had
C.No longer has
D.No sooner had

III. Choose the underlined part that needs correction.
Disease, pollute, and limited distribution are factors that threaten various plant and animal species.
A.threaten
B.pollute
C.factors
D.are

(25)
A.appearance
B.balance
C.world
D.activity

(26)
A.control
B.remove
C.delete
D.develop

(28)
A.reaching
B.changing
C.becoming
D.developing

(29)
A.opportunity
B.success
C.result
D.change

(31)
A.whom
B.who
C.which
D.whose

(32)
A.However
B.Therefore
C.So
D.Because