----- In recent years,___ problem of global warning has been very serious. ------That’s right. People are facing ____ number of natural disasters now.
#10377
A
不填;
B
a; the
C
the; a
D
a; a
推荐题目
Lu Xun was ___________ medical student before he turned ___________ great writer.
#10219
A
the; the
B
the; a
C
a; /
D
a; a
In the rice-growing world, ______ Chinese scientist, Yuan Longping, is ______ leading figure.
#8061
A
a; the
B
the; a
C
a; a
D
the; the
With ________ successful launch of the first space lab module Tiangong-1, China’s space dream has taken ________ step closer to reality.
#8628
A
the; a
B
不填; a
C
a; the
D
the; 不填
. Sophie dreams of walking in __________ outer space like __________ astronaut one day.
#9807
A
/; the
B
/; an
C
an; an
D
a; an