--Look !The telephone is broken .Someone damaged it ______purpose.
--That may be right. But perhaps it was broken ________ accident.
A.on ;by | B.by ; by |
C.on ; on | D.by ;on |
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--Look !The telephone is broken .Someone damaged it ______purpose.
--That may be right. But perhaps it was broken ________ accident.
A.on ;by | B.by ; by |
C.on ; on | D.by ;on |
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