Thismorningintheclass,ourteacherlosthis______atlastbecausehecouldnotstandanymore.
A、temperTheengineersinthislabspentseveralweeks_______theirplansforthenewbicycle.
Pinetreesareusuallybelievedto_______coldweather.
Studentswith_______problemsmayapplyforstudentloans.
Thisboywas_______forwhathehaddoneintheclass.
ThecollegestudentsinChinaare_______fromsmokingoncampusbecausethiswilldothemnogood.
