Freemedicalserviceis_______tonearlyallthecollegestudentsinChina.
Weare_______attherapidprogressMarkhasmadeinthissemester.
Whenaspacecrafttravels,oneofthemajorproblemsisreentryintotheEarth’s_______.
Withoutapropereducation,peoplecould_______allkindsofcrimes.
ThecollegestudentsinChinaare_______fromsmokingoncampusbecausethiswilldothemnogood.