Certain courses are compulsory while others are ( ).
A: optional
B: option
C: curriculum
D: obligatory
A: optional
B: option
C: curriculum
D: obligatory
举一反三
- 【单选题】In addition to compulsory courses, we have quite a few ________ courses at college. A: pursuit B: ecyclable C: optional D: moderate
- Itis（）formarinerstocombinetheSARTwithafloat-freesatelliteEPIRB. A: essential B: compulsory C: optional D: inadvisable
- College students have to take ____________ courses. A: Extracurricular B: Elective C: Compulsory D: Optional
- High school English courses are divided into two categories: compulsory courses and elective courses.
- The National Curriculum in Britain is compulsory in both the state system and the independent system.（)