When the ship lost its engine power,the crew found themselves at the_________of the wind.

Therediscoveryofthisspeciesofbirdsisoneofthemost___(ordinary)scientificfindingsinrecentyears.

When he was arrested, Terry_________in crime for years.

Theblackwriterwantedtheothermembersoftheworkshoptotreat_________asanequal.

We knew the boss________be angry if we didn ’t finish the work in time.