What _________ interesting subject it is!
#34070
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an
B
the
C
a
D
/
推荐题目
This is 3-D printer. And this is an artificial (人工的) ear. Can you believe that scientists printed this artificial ear by this 3-D printer?
#33175
A
a
B
an
C
the
D
/
- Do you still remember_______ trip to my father's farm?- Yes, of course. _______ great time we had there! I'll never forget it.
#32286
A
a; What a
B
the; What
C
the; What a
D
the; How
What _______honest boy! And he is ______ best student of all.
#34421
A
a; a
B
an; the
C
a; the
D
the; the
Let’s go and play ______ ping-pong. I don’t want to play ______ violin.
#33407
A
a, the
B
the, a
C
/, the
D
the, /