Whenever you enter the reading room, you can find all the students _____ at their desks, with their attention _____ on the books, except Tom.
As we all know, the advantage _______ is good for students’ self-improvement.
_____in bed, he to me:“The hen has an egg.”
―Tom will be here to attend a meeting tomorrow. ―Oh, I he today.
There are many more advantages of buses______cars.
---How can you_____them_____the solar cars? ---Solar cars are getting better all the time.