Mrs. White showed her students some old maps ________ from the library

What on earth are the police busy with? —They have been looking into how the plane crash _______.

President Obama and his team of administration promised to try every means possible to_____ 3,500,000 jobs and_____ the goal of recovering its economy as soon as possible.[ ]

It rained nonstop for ten days，completely________our holiday.[ ]

ned a painting group but didn’t seem to _______, so she left.