Some people fear that ______ air pollution may bring about changes in ______ weather around the world.
#9306
A
/, the
B
the, /
C
an, the
D
the, a
推荐题目
In Dali Mr Green was so struck by the beauty of _____nature that he stayed for _____third week.
#8072
A
the ; the
B
the ; a
C
不填；the
D
不填；a
Rock climbing is ___ great fun. You will get close to ____ nature and take adventures at the same time.
#8613
A
/; /
B
a; /
C
a; the
D
/; the
-- Who do you think will deliver _____ speech on the people’s life at the Congress? -- Xi Jinping, _____ newly-elected chairman of China.
#8549
A
a, 不填
B
the, the
C
a, the
D
the, 不填
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