His father is engineer. He designed such useful machine
#33029
A
a an
B
an a
C
an an
D
a a
推荐题目
____ one-hour documentary takes ____ close look at the life of giant pandas in Wolong.
#34230
A
An, a
B
The, a
C
The, /
D
A, the
man in a black hat is my PE teacher. He often plays football with us.
#33200
A
A; the
B
The; a
C
The; /
D
A; /
- How do you like _____ weather in Zhenjiang?- Warm and pleasant! I like it very much.
#32192
A
a
B
an
C
the
D
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