--With the _____________ of science and technology, people can talk with each other much more conveniently than before.--But China is still a __________ country, people have to work hard to live a better life. 
#40505
A
developed; developing;
B
development; developed
C
development; developing
D
developing; developed
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We’re doing        job        we all feel proud of ourselves.
#35946
A
such meaningful; and
B
such meaningful; that
C
such a meaningful; and
D
such a meaningful; that