________ long thought to have no bones, small amounts of bone were recently found at the bases of the teeth in some species.
A.Although sharks were
B.Despite sharks being
C.In spite of sharks are
D.Nevertheless, sharks

Such a judge _________ retire from his job before the retirement age.
A.as well as
B.may as well
C.so as to
D.as much as

When she __________ her mistake, she apologized.
A.realized
B.realize
C.was realizing
D.has realized

As it was very hot in summer, sales of bottles of water went _______ the roof.
A.through
B.to
C.above
D.over

The teacher gave some suggestions on what could come out for the examination.
A.effects
B.symptoms
C.hints
D.demonstrations

“I would like you not to go out with him, Ann” says her mother.
A.Ann’s mother would rather she doesn’t go out with him.
B.Ann’s mother would rather her not to go out with him.
C.Ann’s mother would rather she didn’t go out with him.
D.Ann’s mother would rather she wouldn’t go out with him.

A.disaster
B.encounter
C.determine
D.consonant

Little ______ he know how much suffering he has caused.
A.didn’t
B.should
C.won’t
D.does

The politician tried to arouse the crowd, but most of them were ________ to his arguments.
A.closed
B.indifferent
C.careless
D.dead

I do not believe that this preposterous scheme is _____ of our serious consideration.
A.worthy
B.worth
C.worthwhile
D.worthless