What _______ to her yesterday evening?

They will come back _______ October 6th. [ ]

Excuse me, could you please tell me if the match will be held on time? —It depends on the weather. If it rains tomorrow, we’ll have to ______ it ______.

They argued _________ each other ________ the math problem yesterday.

.. The online exposure of the diary of a government official made the public realize the extent ______ the Internet affects the society.