There is a new problem involved in the popularity of private cars __________ road conditions require __________.
#78215
A
that ... improving
B
which...to be improved
C
where ...improving
D
when...improving
推荐题目
– When did you graduate from college?– It was in 2003 ____ you were in middle school.
#77000
A
that
B
when
C
which
D
then
In all his life, Dickens wrote a large number of excellent novels in the 19th century, _____ some are still popular nowadays.
#75116
A
whose
B
of that
C
in which
D
of which
Nature is at its most beautiful in spring ________ all kinds of flowers are in blossom, _______ attracts people from all walks of life to take a spring outing.
#75878
A
when; which
B
which; where
C
when; that
D
that; which
Mr Smith was so angry at all ________ Robert was doing _________ he walked out angrily.
#78315
A
that; what
B
that; that
C
which; which
D
what; that