—How long have you been in Qiqihar?
—________ my father came here to work five years ago.
A. |
When |
B. |
While |
C. |
Since |
—How long have you been in Qiqihar?
—________ my father came here to work five years ago.
A. |
When |
B. |
While |
C. |
Since |
试题篮
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