I was shocked by the number of people who seemed to have nothing better to do with their timethan ______ to know fish better.

There ______ nothing more for discussion, the meeting ended earlier than expected.

Americans eat ______ vegetables per person today as they did in 1910.

Notallbirdscanfly,______doallbirdsbuildnests.

Thesuspectcooperatedfullywiththepolicewhen______abouthisroleintheincident.