IntheUnitedStates,theforeignpolicyisdecidedbythe________government,notbyeachstate.
A、federalSometimesitisverydifficultto_______someoftheEnglishwords.Eventhenativespeakercannothelp.
Allthememoriesofhischildhoodhad_______fromhismindbythetimehewas65.
Studentswith_______problemsmayapplyforstudentloans.
Theengineersinthislabspentseveralweeks_______theirplansforthenewbicycle.
Heworksinouruniversityasavisiting_______,notasaformalfacultymember.
