This problem is said _____ three times

Penicillin became the greatest drug of the 20th century, without ______ many people ______ from sickness or even small wounds.

I hear that the play _____ at the theatre next week.

Jenny likesmusic，but she doesn’t likespots

Let’s go to play football, shall we? — Sorry, I can’tI must go over the points the teacher explained ______ I forget them