ssocs造句

ELS ( Education Longitudinal Study of 2002 ), HSLS ( High School Longitudinal Study of 2009 ), NELS ( National Education Longitudinal Study of 1988 ), NHES ( National Household Education Survey ), SASS ( Schools and Staffing and Teacher Follow-up Surveys ), and SSOCS ( School Survey on Crime and Safety ) datasets http : / / goo . gl / u159H http : / / goo . gl / Cllti http : / / goo . gl / Dr301 CivEd http : / / goo . gl / Okqru http : / / goo . gl / DvtxR
Kaplan and Haenlein classify distance education into four groups along the dimensions Time dependency and Number of participants : 1 ) MOOCs ( Massive Open Online Courses ) : Open-access online course ( i . e ., without specific participation restrictions ) that allows for unlimited ( massive ) participation; 2 ) SPOCs ( Small Private Online Courses ) : Online course that only offers a limited number of places and therefore requires some form of formal enrollment; 3 ) SMOCs ( Synchronous Massive Online Courses ) : Open-access online course that allows for unlimited participation but requires students to be " present " at the same time ( synchronously ); 4 ) SSOCs ( Synchronous Private Online Courses ) : Online course that only offers a limited number of places and requires students to be " present " at the same time ( synchronously ).
It's difficult to find ssocs in a sentence. 用ssocs造句挺难的