中国石油大学 / 中石油
正确率:100%
9. Whose trousers__________ ? B: ______April' s.
A、is it, It' s
B、are these, They' re
C、is this, This' s
D、are they, Are they
A、is it, It' s
B、are these, They' re
C、is this, This' s
D、are they, Are they
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