I don’t think ______ 18-year-old boy is serious enough to drive.
#32658
A
a
B
an
C
those
D
\
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We work together to achieve our common purpose: __________ world that is safer, cleaner and healthier than __________ one we are living in.
#32221
A
the , /
B
a , /
C
the , the
D
a , the
—There’s ______ ball on the ground. Would you please pass ______ ball to me?—With pleasure.
#34463
A
the; the
B
the; a
C
a; a
D
a; the
There is ______ American boy in our class and ______ boy can speak good Chinese .
#32187
A
an, the .
B
an, an.
C
a, an .
D
a, the.
Students in the football class usually play ________ football when school is over.
#32416
A
the
B
/
C
a
D
an