Choose the best word/phrase to complete the sentences.People are not aware ______ the problem of overpopulation.
A.for
B.at
C.in
D.of

Scientists say that the main reason ______ population explosion is an increase in birth rate.
A.of
B.in
C.for
D.to

The second solution is to provide safe, ______ birth-control methods.
A.inexpensive
B.expensive
C.inexpensively
D.expensively

Choose the word which is stressed differently from the rest.
A.organization
B.government
C.punishment
D.journalism

Choose the word which is stressed differently from the rest.
A.increase
B.support
C.expect
D.repeat

Choose the word which is stressed differently from the rest.
A.education
B.
C.available
D.population

Choose the word which has the underlined part pronounced differently from the rest.
A.raise
B.available
C.great
D.said

He couldn’t get his parents’ permission to stay out late.
A.His parents allow him to stay out late.
B.His parents didn’t let him stay out late.
C.His parents didn’t let him stay out late.
D.He is allowed to stay out late.

I would rather go swimming than play soccer.
A.I prefer to go swimming, I don’t like playing soccer.
B.I prefer going swimming than play soccer.
C.I prefer to go swimming rather than play soccer.
D.I don’t like playing soccer as much as go swimming.

Choose the word which has the underlined part pronounced differently from the rest.
A.billion
B.figure
C.limit
D.iron