Choose the one word or phrase (a, b, c or d ) that best completes the sentence or substitutes for the underlined word or phrase .
Fortunately, the hospital's new air-conditioning system________ when the first heat wave of the summer arrived.
A.installed
B.had been installed
C.had installed
D.had been installing

Choose the one word or phrase (a, b, c or d ) that best completes the sentence or substitutes for the underlined word or phrase .
My close friend is often concerned _______ all problems that I mention.
A.above
B.over
C.into
D.with

Choose the one word or phrase (a, b, c or d ) that best completes the sentence or substitutes for the underlined word or phrase .
The plane _______ by the time I arrived at the airport. I missed the flight.
A.hadn’t taken off
B.take off
C.didn’t take off
D.had taken off

Choose the one word or phrase (a, b, c or d ) that best completes the sentence or substitutes for the underlined word or phrase .
What a pity! Mary isn’t here now. If she ___ here now, she ___ what to do.
A.is / knows
B.would be / knew
C.were / will know
D.were / would know

_________ (28)
A.how
B.which
C.that
D.what

Choose the word which has the underlined part pronounced differently from the rest .
A.grow
B.figure
C.fag
D.organize

Choose the word which has the underlined part pronounced differently from the rest .
A.sponsored
B.answered
C.enjoyed
D.reached

Choose the word which has the underlined part pronounced differently from the rest .
A.school
B.cheese
C.cheat
D.charity

Choose the word which has the underlined part pronounced differently from the rest .
A.language
B.uncle
C.glance
D.link

_________ (26)
A.thought
B.guessed
C.told
D.said