Every boy and every girl as well as some teachers who ___ to visit the museum _____required to be at the bus station at 6:30.
It was not until mid-night _____ he went back home after the experiment.
I don’t know why she suggested that we _____ the work before dark.
— _____ for the glass! —It’s OK. I’m wearing shoes.
The bell rang and came in Mr. Brown, _____ a book in his hand. Then the class began.
I _____ many unnecessary words in my article, leaving it much shorter.