Professor Berg was very interested in the diversity of cultures all over the world.
A.variety
B.changes
C.conservation
D.number

_______________ William Shakespeare is the most widely known.
A.With all writers in English
B.All writers in English
C.All of the writers in English
D.of all writers in English

The Nile, ______________, is the home of a great variety of fish.
A.which is in Egypt
B.where is in Egypt
C.in which is in Egypt
D.that is in Egypt

____________________, the results couldn't be better.
A.No matter what he tried hard
B.No matter how hard he tried
C.Although very hard he tried
D.Despite how hard he tried

Mary was the last applicant_____________.
A.to be interviewed
B.to be interviewing
C.to interview
D.to have interviewed

The players ______ the referee's decision.
A.disagreed
B.disputed
C.objected
D.contradicted

I am reading this novel. By the time you come back from work, I_________
A.shall finish
B.shall have finished
C.will finish
D.have finished

The father advised _________ the second- hand car.
A.his son to not purchase
B.his son not to purchase
C.his son’s no purchasing
D.that his son doesn’t purchase

Joanne found the problem _____ and so did John.
A.difficulty
B.difficulties
C.difficult
D.difficultness

The more he tried to explain, __________________
A.the most confused we got
B.the more confused we got
C.the much confused we got
D.the many confused we got