Pleasebeserious.Iamnot_______.Youshouldconsideritcarefully
A、sortingWhenaspacecrafttravels,oneofthemajorproblemsisreentryintotheEarth’s_______.
Freemedicalserviceis_______tonearlyallthecollegestudentsinChina.
Bothsugarandsaltcan______inwater.
Studentswith_______problemsmayapplyforstudentloans.
Thisriverformsanatural_______betweenChinaandKorea.
