A low-carbon lifestyle is of great benefit to improve_____ world environment. Nothing can be enjoyed from it until you have____ deep understanding of it, though.
#9307
A
a; the
B
/; a
C
the; /
D
the; a
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It can’t be denied that the Diaoyu Islands are ________ part of China and what some Japanese have done recently is actually ________ offence against Chinese people.
#8850
A
a; /
B
a; the
C
the; /
D
/; an
Recently, there is ____ boom（繁荣）in population mobility and according to ____ national population survey of 2004, 17 percent of the population move every year.
#8081
A
the; a
B
a; the
C
/; a
D
the;/
—John has put forward _______ most challenging question for us to answer. —Yes, it really is. I have never heard _______ harder one.
#10301
A
the; 不填
B
不填; the
C
the; the
D
a; a
It comes as ______ surprise that ______ dream of space travel will soon come true.
#9014
A
a; the
B
the; the
C
the; a
D
a; 不填
We need ____ refrigerator, so we are going to buy ____ from the department store this afternoon.
#9010
A
a; it
B
the; one
C
a; one
D
the; the one