【单选题】
________, the number of private cars will increase sharply in the coming couple of years.
①
Undoubtedly
②
Doubtedly
③
Undoubted
④
doubt
【单选题】
_________, the number of private cars will increase sharply in the coming couple of years.
①
Undoubtedly
②
Doubtedly
③
Undoubted
④
doubt
【单选题】
The professor has been [填空]at the university for over thirty years.
①
teach
②
taught
③
teaching
④
will teach
【单选题】
19. The American people _____ a president every four years.
①
choose
②
elect
③
pick
④
select
【单选题】
People in Anhui are proud of [] they have achieved in the last ten years.
①
that
②
which
③
what
④
how
【单选题】
The factory is said ____ in a fire two years ago.
①
to have destroyed
②
to be destroyed
③
to destroy
④
to have been destroyed
【单选题】
The prices of the agricultural products have been ____ steadily in the past few years.
①
risen
②
raised
③
arisen
④
aroused