There are several ____problems that need to be straightened out quickly.

From a long-time habit he first straightened _____ the bed after getting up.

As usual, she helped her mother clear away the dishes and ____ the room. A: open the door to B: throw away C: make it D: straightened up

When he was a small kid, he ________ from his peers because he could read fast and remember whatever he read. A: showed off B: worked out C: stood out D: straightened up