1 She is singing a song at the moment. She
often sings songs.
2 He is leaving for Moscow by bus at the moment. He leaves for Moscow by bus at
8 o'clock every day.
3 She is locking the door with the key at the moment. She always locks the door
with the key when she leaves the house.
4 He is washing the floor at the moment. He seldom washes the floor; his mother
usually does it.
5 They are doing lessons at the moment. They always do lessons in the evening.
6 They are spending a holiday in the mountains at the moment. They usually
spend their holidays at the seaside.