At the root of volunteering is____ idea that one person may have____ ability to offer services that can help other people.
#8152
A
the, the
B
不填; an
C
an ; 不填
D
不填，the
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If you go by _________train, you can have quite a comfortable journey, but make sure that you get＿fast one.
#9381
A
the; the
B
/; a
C
the; a
D
/; /
In china, pressure to pass exams gives students the impression that learning comes from textbooks.
#10487
A
/; /
B
the; the
C
the; /
D
/; the
There has been ____rising demand for grain as ____industrial material in spite of the nation’s good harvests.
#10513
A
/;an
B
a;an
C
the;an
D
a;/
According to a new study by a British’s university, learning ________ second language can lead to ________ increase in your brain power.
#9362
A
a; the
B
不填; the
C
a; an
D
the; an