So far nobody has provided ______ hard evidence to support their claim that they have seen _______ UFO.
#8905
A
an; a
B
the; the
C
不填；a
D
不填；an
推荐题目
The tourists were struck by the beauty of _________ nature and then they stayed for _________ third day.
#10490
A
the; the
B
/; a
C
the; /
D
/; the
------How about ________Christmas evening party?-------I should say it was______ success.
#8012
A
a ; a
B
the ; a
C
a; /
D
the; /
It is quite apparent that the aging population in China will cause _____ heavy pressure on ____ whole society in the future .
#9868
A
a, /
B
/ ;/
C
a ; the
D
/ ; the
Thank you for sending us ____ fresh vegetables of many kinds. You have done us ____ great service.
#8340
A
不填；a
B
the；a
C
不填；不填
D
the；不填
While income worry is ____ rather common problem of the aged,loneliness is another problem that ____aged parents may face.
#9956
A
a;/
B
the;/
C
a;the
D
the;the