Thismorningintheclass,ourteacherlosthis______atlastbecausehecouldnotstandanymore.

In order to increase our output, we need to import more production _______.

He tried to _____ __relations with his former wife but he failed.

Pine trees are usually believed to _______ cold weather.

Withthe_______ofMary,allthegirlstudentsareeagertogototheparty.