She learned to play piano all by herself.
#34468
A
a
B
an
C
the
D
不填
推荐题目
________ exchange student from Spain is ________ university student.
#33417
A
An; an
B
The; a
C
The; an
D
The; the
Beijing, ______ capital of China, has ______ long history.
#34280
A
a, a
B
the, a
C
/, the
D
the, the