1)must 2)mustn't 3)must 4)must5)must 6)mustn't
"The Beatles" are an English rock band. It appeared in Liverpool in 1960.
4 guys, John Lennon, Paul McCartney, Ringo Starr and George Harrison became stars. The first record of the Beatles is "Love Me Do". They created many real hits. The whole world has been loving them so far.
She always eats a sandwiches after school.
Sally and Lan are doing their homework now.
I'm watching TV at the moment.
He never goes to the swimmihg pool.
Look! Your dog is eating my sandwich.
My sister sometimes phones her friends at weekends.