问题
选择题
I ______ my university professor in the supermarket near my house, which was out of my expectation.
A．came out
B．came across
C．came about
D．came along
答案
答案：B
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I ______ my university professor in the supermarket near my house, which was out of my expectation.
A．came out
B．came across
C．came about
D．came along
答案：B