Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
______ in 1937, the Golden Gate Bridge spans the channel at the entrance to San Francisco Bay.
A.Completing
B.Completed
C.Being completed
D.To be completed

No one knew precisely what would happen to a human being
A.casually
B.wrongly
C.informally
D.flexibly

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
Jane appears ______ some weight. Has she been ill?
A.having lost
B.having been lost
C.to have lost
D.to have been lost

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
______ not openly, I disagreed with him, as I didn't want to quarrel.
A.Since
B.Although
C.In spite of
D.Unless

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 primary stress in each of the following questions.

A.prefer
B.refer
C.differ
D.infer

The word they refers to _________ .
A.fiberscopes
B.light-wave communication systems
C.television calls
D.television programs

The word converted is closest in meaning to ___________ .
A.transformed
B.transmitted
C.transferred
D.changed

Fiberscopes are being used to do all of the following EXCEPT _________ .
A.convert light pulses to electrical signals
B.control operations in inaccessible areas
C.assist in delicate surgeries
D.transmit images

Mark the letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.

A.magazines
B.newspapers
C.vegetables
D.biscuits

Exercise 3: Choose the best option A, B, C or D.
……………. means giving things to people in need.
A.Swap
B.Reuse
C.Charity
D.Recycle