1. Our Maths teacher is very punctual . She is never late for classes.(never/be).
2.My sister is rather shy. She rarely speaks in public . (rarely/speak)
3.They're a very sociable couple . They often see their friends in the evenings . ( often / see)
4.Mark is very hard-working. He usually stays in the office after working hours . (usually/stay)
5.Mark is very keen on computers . He always talking about new games and software.(always/talk)