In the modern world, women's ________ roles have been changing.
A.natured
B.naturally
C.nature
D.
natural

Had the (A) teacher realized that the students couldn’t understand (B) him, he would speak (C) louder (D).
A.Had the
B.couldn’t understand
C.would speak
D. louder

If they took (A) their language lessons seriously, they would be(B) able to communicate with (C) the locals (D) now.
A.took
B.would be
C.with
D.locals

If you are not Japanese, so what ______ are you?
A.nationalized
B.nation
C.nationality
D.national

The exhibition is not open to the general______
A.public
B.publicity
C.publican
D.publicist

To be successful, an artist must show great ______
A.originality
B.origin
C.original
D.originally

Smoke, dirt and noise are all kinds of ________ .
A.pollute
B.polluting
C.pollutant
D.pollution

Many companies know that attractive ______ can persuade customers to buy their goods.
A.packs
B.packets
C.package
D.packaging

The manager of the hotel always puts a ____ on the service quality
A.pressure
B.great stress
C.stressed
D.
stressful

Despite its successful _____ reforms, this country is still a developing one.
A.economizing
B.economic
C.economical
D.economics