The book was written in 1946, _____ the education system has witnessed great changes.
#77528
A
when
B
during which
C
since when
D
since then
推荐题目
Modern science has given clear evidence ______ smoking can lead to many diseases.
#78419
A
what
B
which
C
that
D
where
(2013·山西高三诊断)Nissan's plants in Zhengzhou and Guangzhou, ________ operate in cooperation with Dongfeng Motor Corp., remained closed.
#75410
A
which
B
who
C
that
D
whose
Most people go to the theatre not to see a play ______ plot is complicated, but to listen to brilliant dialogues between actors.
#76707
A
where
B
what
C
which
D
whose
--- Where did you see Avatar ?--- It was in the same cinema _______ I ever watched 2012.
#76999
A
that
B
which
C
where
D
as