适合

suit; fit; fit in; do; match; become; befit; agree with; be suitable for; be appropriate for; be fitting for; be right for; be proper for; be compatible with; be tailored to; suitable; meet; appropriate; fitting; proper; fitness; suitability; harmony; compatibility; appositeness; suitably; appropriately; fittingly; to; around; on point; in tune

合唱

chorus; choir; choral singing; choral

简单

simple; plain; brief; uncomplicated; straightforward; easy; elementary; undemanding; simply; plainly; simplicity; easiness; simplify; make simple; keep it simple; make it simple; tout court; easy as pie