566. I learn
567. I'm learning
568. Mr Brown works
569. Mr Brown is working
570. I'm cleaning
571. I usually clean
572. Jane is skipping
573. Jane often goes
574. We usually swim
575. We swim
576. He always swims
577. He is swimming
578. I'm writing
579. We have
580. Little Sam is sleeping
581. Little Sam always sleeps
582. We know
583. I'm wanting
584. He is wanting
585. He is skating
566. I learn
567. I'm learning
568. Mr Brown works
569. Mr Brown is working
570. I'm cleaning
571. I usually clean
572. Jane is skipping
573. Jane often goes
574. We usually swim
575. We swim
576. He always swims
577. He is swimming
578. I'm writing
579. We have
580. Little Sam is sleeping
581. Little Sam always sleeps
582. We know
583. I'm wanting
584. He is wanting
585. He is skating